#include <iostream>
using namespace std;
 
const int MAX_SIZE = 10;
 
int main() {
    int size, currentEl, sumMt[MAX_SIZE + 1][MAX_SIZE + 1];
    cin >> size;
    for (int line = 1; line <= size; ++line) {
        for (int col = 1; col <= size; ++col) {
            cin >> currentEl;
            sumMt[line][col] = currentEl;
        }
    }
    for (int line = 1; line <= size; ++line) {
        for (int col = 1; col <= size; ++col) {
            cin >> currentEl;
            cout << (sumMt[line][col] += currentEl) << " ";
        }
        cout << "\n";
    }
    return 0;
}

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4
1 8 12 11
11 18 2 7
6 10 7 18
14 5 16 8
-5 -4 -6 -17
5 2 9 4
7 12 8 9
-19 12 7 -19
	 
-4 4 6 -6
16 20 11 11
13 22 15 27
-5 17 23 -11