#include<stdio.h>
int n,i,j,v[13];
bool fol[13];
inline void scrie()
{
	for(int i=0;i<n;++i)printf("%d ",v[i]);
	printf("\n");
}
void back(int k)
{
	if(k==n){scrie();return;}
	for(int i=1;i<=n;++i)
	if(!fol[i])
		{
			v[k]=i;
			fol[i]=1;
			back(k+1);
			fol[i]=0;
		}
}
int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	scanf("%d",&n);
	back(0);
	return 0;
}