leetcode

0 /**

1 * @param {Function} fn

2 */

3

4 function memoize(fn) {

5 const cache = {};

6 return function(...args) {

7 const key = JSON.stringify(args);

8 if (key in cache) {

9 return cache[key];

10 }

11 const functionOutput = fn(...args);

12 cache[key] = functionOutput;

13 return functionOutput;

14 }

15 }