27. Remove Element

Posted 2020-07-04 阿怪123

public class Solution {
    public int removeElement(int[] nums, int val) {
        int sum=0;
        int len=nums.length;
        int end=len;
        int i=0;
        while(i<end)
        {
            if(nums[i]==val)
            {
                sum++;
                for(int j=i+1;j<end;j++)
                {
                    nums[j-1]=nums[j];
                }
                end--;
                continue;
            }
            i++;
        }
        return len-sum;
    }
}