#include <bits/stdc++.h>

#pragma optimize GCC ("Ofast")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")

///#include <tryhardmode>
///#include <GODMODE::ON>

using namespace std;

ifstream fin ("permutari.in");
ofstream fout ("permutari.out");

int main()
{
    ios_base::sync_with_stdio(false);
    fin.tie(NULL);
    fout.tie(NULL);

    int n,i,j;
    fin>>n;
    vector<int>v;
    for(i=1;i<=n;i++)
        v.push_back(i);
    do{
        for(i=0;i<n;i++)
            fout<<v[i]<<" ";
        fout<<"\n";
    }while(next_permutation(v.begin(),v.end()));
    fin.close();
    fout.close();
    return 0;
}