import java.util.Scanner;

public class Crash2
{

    public static void main(String[] args)
    {
	Scanner in = new Scanner(System.in);
	int prev=10;
	while (prev>=0) {
		System.out.print("Enter a number: ");
		try
		{	
		    String line = in.nextLine();
		    int data = Integer.parseInt(line);

		    System.out.println(data + " / " + prev + " = " + (data / prev));
		    prev=data;
		}
		catch(NumberFormatException e) { 
		    System.out.println("That's not a number!");
		}
		catch (ArithmeticException ae)
		{
		    System.err.println("MATH Problem " + ae.toString());
		}
	}
	in.close();
    }

}