#include <bits/stdc++.h>

typedef long long ll;

#define fr first
#define sc second
#define pii pair <int, int>

using namespace std;

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int n, m;
    cin >> n >> m;
    vector <vector <int>> ans(n, vector <int> (m));
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) cin >> ans[i][j];
    }
    vector <vector <int>> tmp(n, vector <int> (m));
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) cin >> tmp[i][j];
    }
    for (int i = n - 1; i >= 0; i--) {
        for (int j = m - 1; j >= 0; j--) {
            ans[i][j] = tmp[i][j];
            if (tmp[i][j] == 1) break;
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) cout << ans[i][j] << " ";
        cout << '\n';
    }
    return 0;
}