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