8-line C++ solution


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

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