【Leetcode_easy】766. Toeplitz Matrix

class Solution {
public:
    bool isToeplitzMatrix(vector<vector<int>>& matrix) {
        for(int i=0; i<matrix.size()-1; ++i)
        {
            for(int j=0; j<matrix[0].size()-1; ++j)
            {
                if(matrix[i][j] != matrix[i+1][j+1]) return false;
            }
        }
        return true;
    }
};