#include<iostream>
using namespace std;

string number_string(int n){
	string numbers[] = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};
	return numbers[n];
}


int main(){
	cout << number_string(6) << "  " << number_string(0) << endl;
	return 0;
}