#include<fstream>
#include<vector>
#include<algorithm>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
int n,a[10];
vector<int> v;
int main()
{
    in>>n;
    int i;
    for(i=1;i<=n;++i) v.push_back(i);
    do
    {
        for(i=0;i<n;i++) out<<v[i]<<' ';
        out<<'\n';
    }while(next_permutation(v.begin(),v.end()));
}