#include<bits/stdc++.h>
using namespace std;

string numeFisier="permutari";
ifstream fin(numeFisier+".in"); ofstream fout(numeFisier+".out");
#define cin fin
#define cout fout

#define INIT  ios_base :: sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define mp make_pair
#define pb push_back
#define ft first
#define sc second
#define ll long long
#define pii pair<int, int>
#define count_bits __builtin_popcount
//#define int ll


int n;

bool v[9];
vector<int> vec;
void generare(int cnt){
    if(cnt==n){
        for(int x:vec){
            cout<<x<<" ";
        }
        cout<<"\n";
        return;
    }

    for(int i=1; i<=n; i++){
        if(!v[i]){
            v[i]=true;
            vec.pb(i);
            generare(cnt+1);
            vec.pop_back();
            v[i]=false;
        }
    }

}


int32_t main(){
INIT
cin>>n;
generare(0);


return 0;
}