26. Remove Duplicates from Sorte

public class Solution {
    public int removeDuplicates(int[] nums) {
        if(nums.length==0||nums.length==1) return nums.length;
        int count=1;
        for(int i=1;i<nums.length;i++){
            if(nums[i-1]!=nums[i]) nums[count++]=nums[i];
        }
        return count;
    }
}