// 直感
#include <iostream>
#include <vector>
#define rep(i, n) for(i = 0; i < n; i++)
using namespace std;

int main() {
	int n;
	cin >> n;

	int i, j;
	vector<vector<int>> a(n, vector<int>(n));

	rep(i, n) {
		rep(j, i + 1) {
			if ((i + j) % 3 == 2) {
				a[i][j] = 2;
			}
			else {
				a[i][j] = 1;
			}
		}
	}

	rep(i, n) {
		rep(j, i + 1) {
			cout << a[i][j];
			if (j + 1 < n) cout << " ";
		}
		cout << endl;
	}
	return 0;
}