class Solution { public: int removeElement(vector<int>& nums, int val) { int res = 0; for(int i=0;i < nums.size();i++){ if(nums[i] != val){ nums[res] = nums[i]; res++; } } return res; } };
easy
Leetcode 27
原文：https://www.cnblogs.com/cunyusup/p/9667032.html
