#include <iostream>
#include <fstream>
using namespace std;
ifstream fi("permutari.in");
ofstream fo("permutari.out");

int N;
bool viz[10];
int rez[10];

void Perm(int pas)
{
    if(pas == N + 1)
    {
        for(int i = 1; i <= N; ++i)
            fo << rez[i]<<" ";
        fo << "\n";
    }
    else
    {
        for(int i = 1; i <= N; ++i)
        {
            if(!viz[i])
            {
                viz[i] = 1;
                rez[pas] = i;
                Perm(pas + 1);
                viz[i] = 0;
            }
        }
    }
}

int main()
{
    fi >> N;
    Perm(1);
}