#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	vector<int> v;
	for(int i=1;i<=n;i++) v.push_back(i);
	do{
		for(auto x:v) cout<<x<<" ";
		cout<<endl;
	}while(next_permutation(v.begin(),v.end()));
	return 0;
}