#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
vector<int> v;
int n;
int main()
{
    in>>n;
    for(int i=0;i<n;++i)
        v.push_back(i+1);

    do{
        for(int i=0;i<n;++i)
            out << v.at(i) <<' ';
        out<< '\n';
    }while(next_permutation(v.begin(),v.end()));
    return 0;
}