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remove-nth-node-from-end-of-list/README.md

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+<h2>19. Remove Nth Node From End of List</h2><h3>Medium</h3><hr><div><p>Given the <code>head</code> of a linked list, remove the <code>n<sup>th</sup></code> node from the end of the list and return its head.</p>
+
+<p><strong>Follow up:</strong>&nbsp;Could you do this in one pass?</p>
+
+<p>&nbsp;</p>
+<p><strong>Example 1:</strong></p>
+<img alt="" src="https://assets.leetcode.com/uploads/2020/10/03/remove_ex1.jpg" style="width: 542px; height: 222px;">
+<pre><strong>Input:</strong> head = [1,2,3,4,5], n = 2
+<strong>Output:</strong> [1,2,3,5]
+</pre>
+
+<p><strong>Example 2:</strong></p>
+
+<pre><strong>Input:</strong> head = [1], n = 1
+<strong>Output:</strong> []
+</pre>
+
+<p><strong>Example 3:</strong></p>
+
+<pre><strong>Input:</strong> head = [1,2], n = 1
+<strong>Output:</strong> [1]
+</pre>
+
+<p>&nbsp;</p>
+<p><strong>Constraints:</strong></p>
+
+<ul>
+	<li>The number of nodes in the list is <code>sz</code>.</li>
+	<li><code>1 &lt;= sz &lt;= 30</code></li>
+	<li><code>0 &lt;= Node.val &lt;= 100</code></li>
+	<li><code>1 &lt;= n &lt;= sz</code></li>
+</ul>
+</div>