#include <fstream>
#include <vector>
#include <algorithm>
#define usi unsigned short int
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
vector <usi> v;
usi n;
int main()
{
    f>>n;
    for(usi i=1;i<=n;++i) v.push_back(i);
    do{
        for(usi i=0;i<n;++i)
            g<<v[i]<<" ";
        g<<"\n";
    }while(next_permutation(v.begin(),v.end()));
    return 0;
}