#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int main () {
    int n;
    vector<int> v;
    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()));
}