day 21 task complete

Author: Sanchitbajaj02

day21/leetcode2677.js

@@ -0,0 +1,49 @@
+// 2677. Chunk Array
+// URL -> https://leetcode.com/problems/chunk-array/
+
+/**
+ * @param {Array} arr
+ * @param {number} size
+ * @return {Array}
+ */
+var chunk = function (arr, size) {
+  let result = [];
+
+  if (arr.length === 0) return [];
+  let count = 0;
+
+  let chunk = [];
+  for (let i = 0; i < arr.length; i++) {
+    chunk.push(arr[i]);
+    count++;
+
+    if (count === size) {
+      result.push(chunk);
+      chunk = [];
+      count = 0;
+    }
+  }
+
+  if (chunk.length) result.push(chunk)
+
+  return result;
+};
+
+// Alternative Solution
+
+// /**
+//  * @param {Array} arr
+//  * @param {number} size
+//  * @return {Array}
+//  */
+// var chunk = function (arr, size) {
+//   if (arr.length < 1) return [];
+
+//   let res = [];
+//   for (let i = 0; i < arr.length; i++) {
+//     res.push(arr.slice(i, i + size));
+//     i = i + size - 1
+//   }
+
+//   return res;
+// };