✅ [643] sliding window

Author: enkr1

643/my_solution.js

@@ -0,0 +1,35 @@
+/**
+ * @param {number[]} nums
+ * @param {number} k
+ * @return {number}
+ */
+var findMaxAverage = function (nums, k) {
+  let l = 0, len = nums.length, max = -Infinity
+
+  while ((l + k) <= len) {
+    let tmpMax = 0;
+    for (let i = l; i < (l + k); i++) {
+      tmpMax += nums[i]
+    }
+
+    console.log("tmpMax")
+    console.log(tmpMax)
+
+    max = Math.max(max, tmpMax);
+
+    l++;
+  }
+
+  console.log("max")
+  console.log(max)
+
+  return max / k;
+};
+
+let x =
+  // findMaxAverage([1, 12, -5, -6, 50, 3], 4)
+  findMaxAverage([-1], 1)
+
+
+console.log("Result")
+console.log(x)

643/solution.js

@@ -0,0 +1,21 @@
+/**
+ * @param {number[]} nums
+ * @param {number} k
+ * @return {number}
+ */
+var findMaxAverage = function (nums, k) {
+  let l = 0, len = nums.length, max = -Infinity
+
+  while ((l + k) <= len) {
+    let tmpMax = 0;
+    for (let i = l; i < (l + k); i++) {
+      tmpMax += nums[i]
+    }
+
+    max = Math.max(max, tmpMax);
+
+    l++;  
+  }
+
+  return max / k;
+};

README.md

@@ -89,6 +89,7 @@
 - [530. Minimum Absolute Difference in BST](./530/)
 - [572. Subtree of Another Tree](./572/)
 - [605. Can Place Flowers](./605/)
+- [643. Maximum Average Subarray I](./643/)
 - [647. Palindromic Substrings](./647/)
 - [771. Jewels and Stones](./771/)
 - [714. Best Time to Buy and Sell Stock with Transaction Fee](./714/)
@@ -162,7 +163,7 @@ Batch create:
 NOTE: JS IS HERE
 -->
 ```ssh
-chapter=1679 && mkdir ./$chapter && touch ./$chapter/my_solution.js && touch ./$chapter/solution.js && alias x="node ./$chapter/my_solution.js"
+chapter=643 && mkdir ./$chapter && touch ./$chapter/my_solution.js && touch ./$chapter/solution.js && alias x="node ./$chapter/my_solution.js"
 ```
 > then you can use `x` for quick debug.