#include <iostream>
#include <fstream>
#include <algorithm>
using namespace std;
int n,v[10],i;
#define cout g
ifstream f("permutari.in");
ofstream g("permutari.out");
int main()
{
    f>>n;
    for(i=1;i<=n;++i) v[i-1]=i;
    do
    {
        for(i=0;i<n;++i) cout<<v[i]<<' ';
        cout<<'\n';
    }while (next_permutation(v,v+n));
    return 0;
}