#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int main(){
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdin);
	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;
}