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

int a[20];

int main()
{
    int n,i;
    fin>>n;
    for(i=1;i<=n;++i)
        a[i] = i;
     do
    {
    for(i=1;i<=n;++i) fout<<a[i]<<" ";
    fout<<"\n";
    }
    while(next_permutation(a+1,a+n+1));


    fout.close();
    return 0;
}