LeetCode 27. Remove Element

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