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