LeetCode:Remove Element

Remove Element

Total Accepted: 85866 Total
Submissions: 266809 Difficulty: Easy

Given an array and a value, remove all instances of that value in place and return the new length.
The order of elements can be changed. It doesn't matter what you leave beyond the new length.

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Array Two
Pointers

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code:

class Solution {
public:
    int removeElement(vector<int>& nums, int val) {
        int cnt=0;
        for(int i=0;i<nums.size();i++) 
        if(nums[i] != val) nums[cnt++] = nums[i];
        return cnt;
    }
};