7 lines Java Solution


  • 12
    A
    public class Solution {
        public int removeElement(int[] nums, int val) {
            int idx = 0;
            for (int i = 0; i < nums.length; i++){
                if (nums[i] != val){
                    nums[idx++] = nums[i]; 
                }
            }
            return idx;
        }
    }

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