#include <iostream>
#include <fstream>
#include <algorithm>
#include <vector>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
int n;
vector < int > cezymezy;

int main()
{
    in>>n;
    for(int i=1;i<=n;++i) cezymezy.push_back(i);
    do{
        vector < int > ::iterator it;
        for(int i=0;i<n;i++)
            out<<cezymezy[i]<<' ';
            out<<'\n';
    }while(next_permutation(cezymezy.begin(),cezymezy.end()));
    return 0;
}