#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;

int main()
{
	freopen("submultimi.in", "r", stdin);
	freopen("submultimi.out", "w", stdout);
	int n;
	cin >> n;
	for (int i = 0; i < 1<<n; i++) {
		int x = i<<1;
		while (x > 0) {
			printf("%d%s", __builtin_ctz(x), (x & (x-1)) != 0 ? " " : "\n");
			x &= x-1;
		}
	}
	return 0;
}