#include<bits/stdc++.h>
using namespace std;

int n,i,x;
vector <int> v;

ifstream f("permutari.in");
ofstream g("permutari.out");

int main()
{
    f>>n;

    for(i=1;i<=n;i++)
        v.push_back(i);

    do
    {
        for(i=0;i<v.size();i++)
            g<<v[i]<<" ";

        g<<"\n";

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


    f.close();
    g.close();
    return 0;
}