int n;
cin >> n;
for (int i = 1; i < n + 1; i++) {
for (int j = 1; j < n - i + 1; j++)
cout << 0;
for (int k = 1; k < 2 * i; k++) {
if (k <= i)
cout << k;
    else
            cout << 2 * i - k;
    }
    for (int j = 1; j < n - i + 1; j++)
        cout << 0;
    cout << endl;
}
000010000
000121000
001232100
012343210
123454321