using namespace std;
#include <cstdio>
#include <algorithm>

int main()
{

    int a[16],n,i;
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d", &n);
    

    for(i=0;i<n;++i)a[i]=i+1;

    do
    {
	for(i=0;i<n;++i)printf("%d ", a[i]);
	printf("\n");
    }while(next_permutation(a,a+n));

    return 0;
}