#include <bits/stdc++.h>
using namespace std;

using ll = long long;

int main() {
    int n;
    cin >> n;
    int ans[n][n];
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            ans[i][j] = 0;
        }
    }

    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            if (i + j == n - 1 && i >= n/2) {
                ans[i][j] = 1;
            } else if (i + j < n) {
                ans[i][j] = 2;
            }
        }
    }

    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            cout << ans[i][j];
        }
        cout << endl;
    }
}