import java.util.Scanner;
public class Lab3
{

	Scanner scan;

	public Lab3()
	{
		scan = new Scanner (System.in);
	}
		
	public void printCardinals()
	{
		int x=0;
		int len = 0;
		int val = 0;
		String[] str;
		while (val<1000 && val>=0)
		{
		String pr = "";
		System.err.print ("Next number >> ");
		val = scan.nextInt();
			if (val<1000 && val>=0)
			{
				String sval = Integer.toString(val);
				len = sval.length();
				char[] ch = new char[len];
				str = new String[len];
				ch = sval.toCharArray();
					for (int i=0; i<(len); i++)
					{
						str[i] = sw(ch[i]);
						if (i==0) pr=str[i];
						else
						pr = pr + "-" + str[i];
					}
				System.out.println (pr);
			}
				else if (val < 0)
				{
					System.err.print ("All done.");
					x=1;
				}
				else
				{
					System.err.print ("Numbers must be < 1000");
					val = 0;
				}
		
		}
	}
	public String sw(int i)
	{
		String ret = "";
		switch (i)
		{
			case 48:
				ret = "zero";
				break;
			case 49:
				ret = "one";
				break;
			case 50:
			 ret = "two";
			 break;
			case 51:
			 ret = "three";
			 break;
			case 52:
			 ret = "four";
			 break;
			case 53:
			 ret = "five";
			 break;
			case 54:
			 ret = "six";
			 break;
			case 55:
			 ret = "seven";
			 break;
			case 56:
			 ret = "eight";
			 break;
			case 57:
			 ret = "nine";
			 break;
		}
	return ret;
	}
			

}