【Leetcode_easy】867. Transpose Matrix

problem

​​867. Transpose Matrix​​

solution:

class Solution {
public:
    vector<vector<int>> transpose(vector<vector<int>>& A) {
        int m = A.size(), n = A[0].size();
        vector<vector<int>> res(n, vector<int>(m));//err...
        for(int i=0; i<m; ++i)
        {
            for(int j=0; j<n; ++j)
            {
                res[j][i] = A[i][j];//err...
            }
        }
        return res;
    }
};

参考

1. ​​Leetcode_easy_867. Transpose Matrix​​;

2. ​​Grandyang​​;

完