#include <bits/stdc++.h>

using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n;
vector<int> v;

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