Day_37_1470. Shuffle the Array.cpp

class Solution {
public:
    vector<int> shuffle(vector<int>& nums, int n) {
        vector<int> ans ;
        for ( int i = 0 ; i < n ; i++ ){
            ans.push_back(nums[i]);
            ans.push_back(nums[i+n]);
        }
        return ans;
    }
};