#include<fstream>
#include<vector>
#include<algorithm>
using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");

int main()
{

    int n;
    vector<int>v;
    fin>>n;
    fout<<1;
    for(int i=1;i<=n;i++)
    {
        if(i>1)
            fout<<" "<<i;
        v.push_back(i);
    }
    while(next_permutation(v.begin(),v.end()))
    {
        fout<<'\n';
        fout<<v[0];
        for(int i=1;i<n;i++)
            fout<<" "<<v[i];
    }
    return 0;
}