#include<cstdio>
int i,j,n;
void read(),solve();
int main()
{
	read();
	solve();
	return 0;
}
void read()
{
	freopen("submultimi.in","r",stdin);
	freopen("submultimi.out","w",stdout);
	scanf("%d",&n);
}
void solve()
{
	int pn=(1<<n);
	for(i=1;i<pn;i++)
	{
		for(j=1;j<=n;j++)
			if(i&(1<<(j-1)))printf("%d ",j);
		printf("\n");
	}
}