#include<iostream>
#include<vector>
#include<algorithm>
#include<stdio.h>
#include<stdlib.h>
using namespace std;
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    int n;
    vector<int> v;
    cin>>n;
    for(int i=1;i<=n;i++)
        v.push_back(i);
    do{
            for(int i=0;i<n;i++){
                cout<<v[i]<<' ';
            }
        cout<<'\n';
    }while(next_permutation(v.begin(),v.end()));

    return 0;
}