#include <stdio.h>
#include <math.h>

int main(void)
{
	freopen("submultimi.in", "r", stdin);
	freopen("submultimi.out", "w", stdout);

	int n;

	scanf("%d", &n);

	for(int i=1; i<=pow(2, n) - 1; ++i) 
	{
		int a = i;
		int count = 1;
		while(a>0) 
		{
			if(a%2 == 1)
				printf("%d ", count);
			a /= 2;
			++count;
		}
		printf("\n");
	}

	return 0;
}