#include <iostream>
using namespace std;
 
const int MAX_SIZE = 10;
 
void newMatrix(int n, int mt[][MAX_SIZE + 1], int mt2[][MAX_SIZE +1]) {
	int newMt[MAX_SIZE + 1][MAX_SIZE + 1];
	for (int i = 1; i <= n; ++i) {
		for (int j = 1; j <= n; ++j) {
			newMt[i][j] = mt[i][j] + mt2[i][j];
			cout << newMt[i][j] << " ";
		}
		cout << "\n";
	}
 
}
 
int main() {
	int n, mt[MAX_SIZE + 1][MAX_SIZE + 1], mt2[MAX_SIZE + 1][MAX_SIZE + 1];
	cin >> n;
	for (int i = 1; i <= n; ++i) {
		for (int j = 1; j <= n; ++j) {
			cin >> mt[i][j];
		}
	}
	for (int i = 1; i <= n; ++i) {
		for (int j = 1; j <= n; ++j) {
			cin >> mt2[i][j];
		}
	}
	newMatrix(n, mt, mt2);
	return 0;
}

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MwoyIDIgMiAKMiAyIDIgCjIgMiAyIAoxIDIgMwoxIDIgMwoxIDIgMw==

3
2 2 2 
2 2 2 
2 2 2 
1 2 3
1 2 3
1 2 3