#include <bits/stdc++.h>
using namespace std ;
vector <int> v;
int N ;
int main()
{
    freopen("permutari.in" , "r" , stdin);
    freopen("permutari.out" , "w" , stdout) ;
    scanf("%d" , &N);
    for (int i = 1; i <= N ; ++i)
        v.push_back(i);
    do
    {
        for (int i = 0 ; i < N ; ++i)
            printf("%d " , v[i]);
        printf("\n");

    }while (next_permutation(v.begin() , v.end()));
}