#include <bits/stdc++.h>

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

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