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

int n,x[20];

int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
        scanf("%d",&n);
        for(int i=0;i<n;i++)x[i]=i+1;

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