horse robber solution

Author: froggy1014

house-robber/froggy1014.js

@@ -0,0 +1,20 @@
+/**
+ * @param {number[]} nums
+ * @return {number}
+ */
+var rob = function (nums) {
+  if (nums.length === 0) return 0;
+  if (nums.length === 1) return nums[0];
+
+  const dp = new Array(nums.length + 1);
+  dp[0] = 0;
+  dp[1] = nums[0];
+  for (let i = 2; i < dp.length; i++) {
+    dp[i] = Math.max(dp[i - 1], dp[i - 2] + nums[i - 1]);
+  }
+  return dp[dp.length - 1];
+};
+
+const nums = [2, 7, 9, 3, 1];
+
+console.log(rob(nums));