#include<bits/stdc++.h>

using namespace std;

vector <int> v;

int cmp(int a,int b){
	return (a>b);
}

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