#include <stdio.h>
int n,sol[9];
char marc[9];
void afisare()
{
	for (int i=1; i<=n; i++)
		printf("%d ",sol[i]);
	printf("\n");
}
void back(int k)
{
	if (k==n+1)
	{
		afisare();
		return;
	}
	for(int i=1;i<=n;++i)   
        if(marc[i]==0)   
        {   
            marc[i]=1;   
            sol[k]=i;   
            back(k+1);   
            marc[i]=0;   
        }   

}
int main()
{
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
	scanf("%d",&n);
	back(1);
	return 0;
}