#include<bits/stdc++.h>
using namespace std;
int main(){
	int a;
	cin>>a;
	if(a<1||a>9){
		cout<<"out";
	}else{
		switch(a)
		{
			case 1:cout<<"one";break;
			case 2:cout<<"two";break;
			case 3:cout<<"three";break;
			case 4:cout<<"four";break;
			case 5:cout<<"five";break;
			case 6:cout<<"six";break;
			case 7:cout<<"seven";break;
			case 8:cout<<"eight";break;
			case 9:cout<<"nine";break;
		}
	}   
	return 0;
}

/**************************************************************
	Problem: 1049
	User: tangkaixuan
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/