Description

Submission

class Solution {
public:
    void setZeroes(vector<vector<int>>& matrix) {
        queue<vector<int>> q;
        int nRow = matrix.size();
        int nCol = matrix[0].size();
        for(int i = 0; i < nRow; ++i) {
            for(int j = 0; j < nCol; ++j) {
                if(matrix[i][j] == 0) q.push({i, j});
            }
        }
        
        while(!q.empty()) {
            int x = q.front()[0];
            int y = q.front()[1];
            
            for(int i = 0; i < nCol; ++i) {
                matrix[x][i] = 0;
            }
            for(int j = 0; j < nRow; ++j) {
                matrix[j][y] = 0;
            }
            
            q.pop();
        }
    }
};