#include <bits/stdc++.h>
using namespace std;
int main()
{
    ifstream fin("permutari.in");
    ofstream fout("permutari.out");
    int n,i;
    vector <int> v;
    fin>>n;
    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()));
    return 0;
}