#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");

vector <int> v;

int main()
{
    int n;
    fin>>n;
    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;
}