#include <bits/stdc++.h>

using namespace std;

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

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