doc/usage_example.ipynb

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  {
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   "source": [
    "%load_ext autoreload\n",
    "%autoreload 2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "f9cc52b2",
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       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">6</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">6</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "                            \n",
       "        </g>\n",
       "        <!-- Grid lines -->\n",
       "        <g id=\"sudoku-grid-lines\">\n",
       "            \n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"150\" \n",
       "    x2=\"150\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"150\" \n",
       "    y2=\"150\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"250\" \n",
       "    x2=\"250\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"250\" \n",
       "    y2=\"250\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"450\" \n",
       "    x2=\"450\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"450\" \n",
       "    y2=\"450\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"550\" \n",
       "    x2=\"550\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"550\" \n",
       "    y2=\"550\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"750\" \n",
       "    x2=\"750\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"750\" \n",
       "    y2=\"750\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"850\" \n",
       "    x2=\"850\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"850\" \n",
       "    y2=\"850\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    x1=\"350\" \n",
       "    x2=\"350\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    y1=\"350\" \n",
       "    y2=\"350\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    x1=\"650\" \n",
       "    x2=\"650\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    y1=\"650\" \n",
       "    y2=\"650\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    x1=\"950\" \n",
       "    x2=\"950\"\n",
       "    y1=\"50\" \n",
       "    y2=\"950\"></line>\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    y1=\"950\" \n",
       "    y2=\"950\"\n",
       "    x1=\"50\" \n",
       "    x2=\"950\"></line>    \n",
       "\n",
       "\n",
       "<rect class=\"line-bold\" x=\"50\" y=\"50\" width=\"900\" height=\"900\" fill=\"transparent\"></rect>\n",
       "        </g>               \n",
       "    </g>\n",
       "    </svg></div>"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "from sudoku2svg import SudokuBuilder, sudoku2svg\n",
    "from IPython.display import display, HTML\n",
    "\n",
    "def display_svg(svgdata):\n",
    "    display(HTML('<div style=\"width: 400px;\">' + svgdata.decode('utf-8') + '</div>'))\n",
    "    \n",
    "\n",
    "SUDOKU_STR = \"000007800080050090100600000500108600030000040009206003000002007040010020007300000\"\n",
    "sudoku = SudokuBuilder.fromString(SUDOKU_STR)\n",
    "svgdata = sudoku2svg(sudoku)\n",
    "display_svg(svgdata)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "7b12b9f4",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width: 400px;\"><?xml version='1.0' encoding='ASCII'?>\n",
       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
       "<svg version=\"1.1\" viewBox=\"0 0 1000 1000\" xmlns=\"http://www.w3.org/2000/svg\">\n",
       "    <defs>\n",
       "        <style type=\"text/css\"><![CDATA[\n",
       "            .sudoku-grid {\n",
       "    text-align: center;\n",
       "}\n",
       "\n",
       ".sudoku-grid .line {\n",
       "    stroke: #7b7878;\n",
       "    stroke-width: 2;\n",
       "}\n",
       "\n",
       ".sudoku-grid .line-bold {\n",
       "    stroke: #333333;\n",
       "    stroke-width: 5;\n",
       "    stroke-linejoin: round;\n",
       "}\n",
       "\n",
       ".grid-bg { fill: white; }\n",
       "\n",
       ".cell-bg .color-code-1 { fill: transparent; }\n",
       ".cell-bg .color-code-2 { fill: #ffb8bc; }\n",
       ".cell-bg .color-code-3 { fill: #ffd085; }\n",
       ".cell-bg .color-code-4 { fill: #ffffb6; }\n",
       ".cell-bg .color-code-5 { fill: #caf9ca; }\n",
       ".cell-bg .color-code-6 { fill: #f1dbff; }\n",
       ".cell-bg .color-code-7 { fill: #c8f7ff; }\n",
       ".cell-bg .color-code-8 { fill: #ffa8d8; }\n",
       ".cell-bg .color-code-9 { fill: #d7d7d7; }\n",
       "\n",
       "text.digit {\n",
       "    fill: #4444dd;\n",
       "    font-family: Arial, Helvetica, sans-serif;\n",
       "}\n",
       "\n",
       ".solved text.digit {\n",
       "    fill: #4444dd;\n",
       "}\n",
       "\n",
       "text.digit.given {\n",
       "    fill: #333333;\n",
       "}\n",
       "\n",
       "text.inner-pencil,\n",
       ".outer-pencil text,\n",
       ".simple-pencil text {\n",
       "    fill: #4444dd;\n",
       "    font-family: Arial, Helvetica, sans-serif;\n",
       "}\n",
       "\n",
       "        ]]></style>\n",
       "    </defs>\n",
       "    <rect class=\"grid-bg\" width=\"100%\" height=\"100%\"></rect>\n",
       "    <!-- Grid -->\n",
       "    <g id=\"sudoku-grid\" class=\"sudoku-grid\">\n",
       "        <!-- Sudoku cells -->\n",
       "        <g id=\"sudoku-grid-cells\">\n",
       "            \n",
       "            <g transform=\"translate(50, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">1</text>\n",
       "    \n",
       "        <text x=\"85\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">3</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 50)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">1</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">5</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">3</text>\n",
       "    \n",
       "        <text x=\"85\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">7</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">6</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">4</text>\n",
       "    \n",
       "        <text x=\"85\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">7</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">5</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">4</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">5</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">6</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-3\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">57</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-4\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">79</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-5\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">59</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 450)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">67</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">67</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">9</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">6</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">8</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 550)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">6</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">679</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 650)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">4</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(550, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 750)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">2</text>\n",
       "    \n",
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       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
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       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">2</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
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       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">7</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
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       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">3</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(450, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "        <text x=\"15\" y=\"27\" font-size=\"26\" text-anchor=\"middle\">6</text>\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">679</text>\n",
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       "            \n",
       "            <g transform=\"translate(550, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
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       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
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       "</g>\n",
       "            \n",
       "            <g transform=\"translate(650, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(750, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(850, 850)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "                            \n",
       "        </g>\n",
       "        <!-- Grid lines -->\n",
       "        <g id=\"sudoku-grid-lines\">\n",
       "            \n",
       "\n",
       "<line \n",
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       "\n",
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       "<line \n",
       "    class=\"line\" \n",
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       "\n",
       "\n",
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       "<line \n",
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       "\n",
       "\n",
       "<rect class=\"line-bold\" x=\"50\" y=\"50\" width=\"900\" height=\"900\" fill=\"transparent\"></rect>\n",
       "        </g>               \n",
       "    </g>\n",
       "    </svg></div>"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "sudoku.cells[0].value = 4\n",
    "sudoku.cells[3].value = 9\n",
    "sudoku.cells[4].value = 2\n",
    "sudoku.cells[7].corner_marks = [1,3]\n",
    "sudoku.cells[8].corner_marks = [1]\n",
    "sudoku.cells[12].value = 4\n",
    "sudoku.cells[14].value = 1\n",
    "sudoku.cells[15].corner_marks = [3,7]\n",
    "sudoku.cells[19].value = 9\n",
    "sudoku.cells[22].value = 8\n",
    "sudoku.cells[23].value = 3\n",
    "sudoku.cells[24].corner_marks = [4,7]\n",
    "sudoku.cells[25].value = 5\n",
    "sudoku.cells[26].corner_marks = [4]\n",
    "sudoku.cells[28].value = 2\n",
    "sudoku.cells[29].value = 4\n",
    "sudoku.cells[31].value = 3\n",
    "sudoku.cells[34].value = 7\n",
    "sudoku.cells[35].value = 9\n",
    "sudoku.cells[36].value = 8\n",
    "sudoku.cells[38].value = 1\n",
    "sudoku.cells[39].center_marks = [5,7]\n",
    "sudoku.cells[39].bgcolor = 3\n",
    "sudoku.cells[40].center_marks = [9,7]\n",
    "sudoku.cells[40].bgcolor = 4\n",
    "sudoku.cells[41].center_marks = [5,9]\n",
    "sudoku.cells[41].bgcolor = 5\n",
    "sudoku.cells[45].center_marks = [6,7]\n",
    "sudoku.cells[46].center_marks = [6,7]\n",
    "sudoku.cells[49].value = 4\n",
    "sudoku.cells[52].value = 8\n",
    "sudoku.cells[58].center_marks = [6,7,9]\n",
    "sudoku.cells[58].corner_marks = [6]\n",
    "sudoku.cells[72].corner_marks = [2]\n",
    "sudoku.cells[73].corner_marks = [2]\n",
    "sudoku.cells[76].center_marks = [6,7,9]\n",
    "sudoku.cells[76].corner_marks = [6]\n",
    "\n",
    "svgdata = sudoku2svg(sudoku)\n",
    "display_svg(svgdata)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "7e805815",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "    <defs>\n",
       "        <style type=\"text/css\"><![CDATA[\n",
       "            .sudoku-grid {\n",
       "    text-align: center;\n",
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       "\n",
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       "    stroke: #7b7878;\n",
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       "\n",
       ".grid-bg { fill: white; }\n",
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       ".cell-bg .color-code-1 { fill: transparent; }\n",
       ".cell-bg .color-code-2 { fill: #ffb8bc; }\n",
       ".cell-bg .color-code-3 { fill: #ffd085; }\n",
       ".cell-bg .color-code-4 { fill: #ffffb6; }\n",
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       ".cell-bg .color-code-7 { fill: #c8f7ff; }\n",
       ".cell-bg .color-code-8 { fill: #ffa8d8; }\n",
       ".cell-bg .color-code-9 { fill: #d7d7d7; }\n",
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       "    fill: #4444dd;\n",
       "    font-family: Arial, Helvetica, sans-serif;\n",
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       ".solved text.digit {\n",
       "    fill: #4444dd;\n",
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       "text.inner-pencil,\n",
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       "        <g id=\"sudoku-grid-cells\">\n",
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       "            \n",
       "            <g transform=\"translate(250, 50)\" class=\"cell-bg\">\n",
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       "    <rect class=\"color-code-5\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
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       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
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       "            \n",
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       "    <!-- Cell background-->\n",
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       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
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       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
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       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
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       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-5\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
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       "    <!-- Cell central digit -->\n",
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       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-4\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 150)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-6\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit given\" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 250)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-7\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(50, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-7\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(150, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">1</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(250, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-1\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\"></text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\">2</text>\n",
       "</g>\n",
       "            \n",
       "            <g transform=\"translate(350, 350)\" class=\"cell-bg\">\n",
       "    <!-- Cell background-->\n",
       "    <rect class=\"color-code-6\" x=\"0\" y=\"0\" width=\"100\" height=\"100\"></rect>\n",
       "    <!-- Cell corner marks -->\n",
       "    <g class=\"outer-pencil\">\n",
       "    \n",
       "    </g>\n",
       "    <!-- Cell central marks -->\n",
       "    <text class=\"inner-pencil\" x=\"50\" y=\"58\" font-size=\"26\" text-anchor=\"middle\">34</text>\n",
       "    <!-- Cell central digit -->\n",
       "    <text class=\"digit \" x=\"50\" y=\"75\" font-size=\"72\" text-anchor=\"middle\"></text>\n",
       "</g>\n",
       "                            \n",
       "        </g>\n",
       "        <!-- Grid lines -->\n",
       "        <g id=\"sudoku-grid-lines\">\n",
       "            \n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"150\" \n",
       "    x2=\"150\"\n",
       "    y1=\"50\" \n",
       "    y2=\"450\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"150\" \n",
       "    y2=\"150\"\n",
       "    x1=\"50\" \n",
       "    x2=\"450\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line\" \n",
       "    x1=\"350\" \n",
       "    x2=\"350\"\n",
       "    y1=\"50\" \n",
       "    y2=\"450\"></line>\n",
       "<line \n",
       "    class=\"line\" \n",
       "    y1=\"350\" \n",
       "    y2=\"350\"\n",
       "    x1=\"50\" \n",
       "    x2=\"450\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    x1=\"250\" \n",
       "    x2=\"250\"\n",
       "    y1=\"50\" \n",
       "    y2=\"450\"></line>\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    y1=\"250\" \n",
       "    y2=\"250\"\n",
       "    x1=\"50\" \n",
       "    x2=\"450\"></line>    \n",
       "\n",
       "\n",
       "\n",
       "\n",
       "\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    x1=\"450\" \n",
       "    x2=\"450\"\n",
       "    y1=\"50\" \n",
       "    y2=\"450\"></line>\n",
       "<line \n",
       "    class=\"line-bold\" \n",
       "    y1=\"450\" \n",
       "    y2=\"450\"\n",
       "    x1=\"50\" \n",
       "    x2=\"450\"></line>    \n",
       "\n",
       "\n",
       "<rect class=\"line-bold\" x=\"50\" y=\"50\" width=\"400\" height=\"400\" fill=\"transparent\"></rect>\n",
       "        </g>               \n",
       "    </g>\n",
       "    </svg></div>"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "SUDOKU_STR = \"1002000002100000\"\n",
    "sudoku = SudokuBuilder.fromString(SUDOKU_STR)\n",
    "\n",
    "sudoku.cells[4].value = 2\n",
    "sudoku.cells[7].value = 1\n",
    "sudoku.cells[13].value = 1\n",
    "sudoku.cells[14].value = 2\n",
    "\n",
    "for cell in sudoku.cells:\n",
    "    if not cell.value:\n",
    "        cell.center_marks = [3, 4]\n",
    "        \n",
    "sudoku.cells[1].bgcolor = 4\n",
    "sudoku.cells[2].bgcolor = 5\n",
    "sudoku.cells[5].bgcolor = 5\n",
    "sudoku.cells[6].bgcolor = 4\n",
    "\n",
    "sudoku.cells[8].bgcolor = 6\n",
    "sudoku.cells[11].bgcolor = 7\n",
    "sudoku.cells[12].bgcolor = 7\n",
    "sudoku.cells[15].bgcolor = 6\n",
    "\n",
    "svgdata = sudoku2svg(sudoku)\n",
    "display_svg(svgdata)"
   ]
  }
 ],
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   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
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   "codemirror_mode": {
    "name": "ipython",
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