Leetcode 73

class Solution {
public:
    void setZeroes(vector<vector<int>>& matrix) {
        vector<vector<int>> store;
        int m = matrix.size();
        int n = matrix[].size();
        for(int i=;i < m;i++){
            for(int j=;j < n;j++){
                if(matrix[i][j] == ){
                    vector<int> temp;
                    temp.push_back(i);
                    temp.push_back(j);
                    store.push_back(temp);
                    temp.clear();
                }
            }
        }
        for(int i=;i < store.size();i++){
            int a = store[i][];
            int b = store[i][];
            for(int j=;j < m;j++) matrix[j][b] = ;
            for(int j=;j < n;j++) matrix[a][j] = ;
        }
    }
};