#include<stdio.h>
#define N 9
int n,sol[N],use[N];
void back(int k)
{
	int i;
	if(k==n+1)
	{
		for(i=1;i<n;i++)
			printf("%d ",sol[i]);
		printf("%d\n",sol[n]);
	}
	else
		for(i=1;i<=n;i++)
			if(!use[i])
			{
				sol[k]=i;
				use[i]=1;
				back(k+1);
				use[i]=0;
			}
}
int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	scanf("%d",&n);
	back(1);
	return 0;
}