day 11 task complete

Author: Sanchitbajaj02

day11/leetcode2623.js

@@ -0,0 +1,32 @@
+// 2623. Memoize
+// URL -> https://leetcode.com/problems/memoize/
+
+/**
+ * @param {Function} fn
+ * @return {Function}
+ */
+function memoize(fn) {
+  let cache = {}
+  return function (...args) {
+    const key = args.join(",")
+    if ((key in cache)) {
+      return cache[key];
+    }
+    const calc = fn(...args);
+    cache[key] = calc;
+    return calc;
+
+  }
+}
+
+
+/** 
+* let callCount = 0;
+* const memoizedFn = memoize(function (a, b) {
+*	 callCount += 1;
+*   return a + b;
+* })
+* memoizedFn(2, 3) // 5
+* memoizedFn(2, 3) // 5
+* console.log(callCount) // 1 
+*/