#include <fstream>
#include <algorithm>
using namespace std;
int a[13];
int n;

int main()
{
    int i;
    ifstream("permutari.in")>>n;
    for(i=0;i<n;++i)
    a[i]=i+1;
    ofstream out("permutari.out");
    do
    {
        for(i=0;i<n;i++)out<<a[i]<<' ';
        out<<'\n';
    }while(next_permutation(a,a+n));
    out.close();
    return 0;
}