26. Remove Duplicates from Sorted Array

class Solution {
public:
    int removeDuplicates(vector<int>& nums) {
        vector<int>v;
           
           v.push_back(nums[0]);

        for(int i=0; i<nums.size()-1; i++){
            if(nums[i]!=nums[i+1])
                {
                   v.push_back(nums[i+1]);
                }

        }
       nums=v;

        return nums.size();
    }
};