#include<bits/stdc++.h> using namespace std; int b[100][100]; int c[100][100]; int a[100][100]; int main() { int n, m; cin >> n >> m; for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { cin >> a[i][j]; } } for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { cin >> b[i][j]; } } for (int i = 1; i <= n; i++) { for (int j = 1; j <= m; j++) { c[i][j] = a[i][j] + b[i][j]; cout << c[i][j] << " "; } cout << endl; } return 0; }