#include<bits/stdc++.h>
using namespace std;
int n,v[6];
void f(int x,string s){
	if(x==0){
		cout<<s<<endl;
		return;
	}
	for(int i=1;i<=n;i++){
			v[i]=1;
			f(x-1,s+char(i+'0'));
			v[i]=0;
	}
}
int main(){
	cin>>n;
	f(n,"");
	return 0;
}

/**************************************************************
	Problem: 1654
	User: houshanglin
	Language: C++
	Result: Wrong Answer
****************************************************************/