#include<stdio.h>
int st[10],viz[10],n;
void bkt(int p)
{
	int i;
	if(p==n+1)
	{//afiseaza
		for(i=1;i<=n;++i)
			printf("%d ",st[i]);
		printf("\n");
		return;
	}
	for(i=1;i<=n;++i)
		if(viz[i]==0)
		{
			viz[i]=1;
			st[p]=i;
			bkt(p+1);
			viz[i]=0;
		}
}
int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	scanf("%d",&n);
	bkt(1);
	return 0;
}