#include <bits/stdc++.h> using namespace std; int main() { int n, m ; cin >> n >> m; int a[n][m]; int b[n][m]; int c[n][m]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { cin >> a[i][j]; } } for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { cin >> b[i][j]; } } for (int j = 0; j < m; j++) { c[0][j] = a[0][j] + b[0][j]; } for (int j = 0; j < m; j++) { c[1][j] = a[1][j] + b[1][j]; } for (int j = 0; j < m; j++) { c[n - 1][j] = a[n - 1][j] + b[n - 1][j]; } for (int i = 0; i < m; i++) { for (int j = 0; j < m; j++) { cout << c[i][j] << " "; } cout << endl; } return 0; }