#include<iostream> using namespace std; int main() { int n, m, a[101][101], b[101][101]; 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++) { cout << a[i][1] + b[i][1]; for (int j = 2; j <= m; j++) { cout << " " << a[i][j] + b[i][j]; } cout << endl; } return 0; }