#include <iostream>
#include <vector>
using namespace std;
int main() {
size_t n;
cin >> n;
vector< vector<int> > matrix(n);
for (int i = 0; i < n; i++) {
matrix[i] = vector<int>(n);
}
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
cin >> matrix[i][j];
}
}
cout << endl;
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
cout << matrix[i][j] << ' ';
}
cout << endl;
}
return 0;
}
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