#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>

using namespace std;


int main() {
    int n;
    ifstream cin("permutari.in");
    ofstream cout("permutari.out");
    cin>>n;
    vector <int> v;
    for(int i=1;i<=n;i++)
        v.push_back(i);
    do{
        for(int i=0;i<n;i++)
            cout<<v[i]<<" ";
        cout<<endl;
    }while(next_permutation(v.begin(),v.end()));
    
    
 
    
    return 0;
}