#include<stdio.h>
int viz[17],st[17],n;
void bkt(int p)
{
	int i,j;
	for(i=1;i<=n;++i)
		if(viz[i]==0 && st[p-1]<i)
		{
			viz[i]=1;
			st[p]=i;
			for(j=1;j<=p;++j)	printf("%d ",st[j]);printf("\n");
			bkt(p+1);
			viz[i]=0;
		}
}
int main()
{
	freopen("submultimi.in","r",stdin);
	freopen("submultimi.out","w",stdout);
	scanf("%d",&n);
	bkt(1);		
	return 0;
}