aniu2016

```javascript var simplifyPath = function(path) { let stark = [] path = path.split('/') path.forEach(dir => { if (!dir) return; if (dir === '..') { stark.pop() } else if (dir !==...

```javascript const brackets = { '{': '}', '(': ')', '[': ']' }; var isValid = function(s) { if (s.length % 2 !== 0) return false; let stack = []; for...

```javascript var fib = function(N) { if(N === 0 || N=== 1) return N; let preNum = 0,currNum = 1,index = 1,result; while (index !== N) { result = preNum...

```javascript var twoSum = function(nums, target) { let res = {}; for (let i = 0; i < nums.length; i++) { const num = nums[i]; const diff = target -...