#include <fstream>

//#define ll long long

using namespace std;

ifstream cin ("permutari.in");
ofstream cout ("permutari.out");

long long n,i,j,y[9];
bool x[9];

void write()
{
    long long i;
    for (i=1;i<=n;++i)
    {
        cout<<y[i]<<" ";
        x[i]=true;
    }
    cout<<"\n";
}

void generating (long long step)
{
  long long i;
  for (i=1;i<=n;++i)
  {
    if (x[i]==false)
    {
        x[i]=true;
        y[step]=i;
        if (step==n) write();
        else generating(step+1);
        x[i]=false;
    }
  }
}

int main()
{
    cin>>n;
    generating(1);
    return 0;
}