#include<bits/stdc++.h>
using namespace std;
int v[100];
int n;
void f(int x,string s){
	 if(x==0){
	 	cout<<s<<endl;
	 	return;
	 }
	  for(int i=1;i<=n;i++){
//	  		if(v[i]==0){
//	  			v[i]=i;
	  			f(x-1,s+char(i+'0'));
//				v[i]=0; 		
//	  		}
	  }
	
}
int main(){
	
	cin>>n;
	f(n,"");


	return 0;
}



/**************************************************************
	Problem: 1654
	User: admin
	Language: C++
	Result: Time Limit Exceed
****************************************************************/