house-robber solution

Author: prgmr99

house-robber/prgmr99.js

@@ -0,0 +1,20 @@
+/**
+ * @param {number[]} nums
+ * @return {number}
+ */
+var rob = function (nums) {
+  let maxMoneyAtPrevHouse = 0;
+  let maxMoneyAtTwoHousesBack = 0;
+
+  for (let i = 0; i < nums.length; i++) {
+    let currentMax = Math.max(
+      nums[i] + maxMoneyAtTwoHousesBack,
+      maxMoneyAtPrevHouse
+    );
+
+    maxMoneyAtTwoHousesBack = maxMoneyAtPrevHouse;
+    maxMoneyAtPrevHouse = currentMax;
+  }
+
+  return maxMoneyAtPrevHouse;
+};