Assignment # 73 and Baby Calculator

Code

    /// Name: Tommy Oyuntseren
    /// Period: 7
    /// Program Name: BabyCalculator
    /// File Name: BabyCalculator.java
    /// Date: 1/15/2016

import java.util.Scanner;

public class BabyCalculator
{
	public static void main( String[] args )
	{
		Scanner keyboard = new Scanner(System.in);

		double a, b, c;
		String op;

		do
		{
			System.out.print("> ");
			a  = keyboard.nextDouble();
			op = keyboard.next();
			b  = keyboard.nextDouble();

			if ( op.equals("+") )
				c = a + b;
            else if ( op.equals("*") )
				c = a * b;
            else if ( op.equals("-") )
				c = a - b;
            else if ( op.equals("/") )
				c = a / b;
			else
			{
				System.out.println("Undefined operator: '" + op + "'.");
				c = 0;
			}
            if ( a != 0)
                System.out.println(c);
        } while (a != 0);
            
            System.out.println("Bye, now");
	}
}
   

  

Picture of the output