UVA 10922 Java

import java.util.*;
import static java.lang.System.*;
 
public class main{
  public static void main(String[] args) {
    Scanner sc=new Scanner(System.in);
    while(sc.hasNextLine())
    {
    	String input = sc.nextLine();
    	if(input.equals("0"))
    		break;
    	String str = input;
    	int count = str.equals("9") ? 1 : 0;
    	while(str.length() != 1)
    	{
    		int sum = 0;
    		for(int i = 0; i < str.length(); i++)
    			sum += str.charAt(i) - '0';
    		if(sum % 9 == 0)
    			count ++;
    		else
    			break;
    		str = Integer.toString(sum);
    	}
    	if(count > 0)
    		System.out.printf("%s is a multiple of 9 and has 9-degree %d.\r\n", input, count);
    	else
    		System.out.printf("%s is not a multiple of 9.\r\n", input);
    }
  }
};