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