Assignemnt #73 and BabyCalculator.java

Code

    /// Name: Boris Kazantsev
    /// Period: 6
    /// Program Name: BabyCalculator
    /// File Name: BabyCalculator.java
    /// Date Finished: 1/14/2016
    
    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("+") )
                    
                    if ( a == 0 ){
                    System.out.println("Out");
                }
                    else {
    				c = a + b;
                        System.out.println(c);
                    }
                    
                
                else if ( op.equals("-"))
                    if ( a == 0 ){
                    System.out.println("Out");
                }
                else{
                    c = a - b;
                    System.out.println(c);
                }
                   
                
                else if ( op.equals("*"))
                    if ( a == 0 ){
                    System.out.println("Out");
                }
                    else{
                    c = a * b;
                        System.out.println(c);
                    }
                    
                
                else if ( op.equals("/"))
                    if ( a == 0 ){
                    System.out.println("Out");
                }
                else{
                    c = a / b;
                    System.out.println(c);
                }
    
                    
    			else
    			{
    				System.out.println("Undefined operator: '" + op + "'.");
    				c = 0;
    			}
    
                
    
    		} 		while ( a != 0 );
            
            
    	}
    }


   
    

Picture of the output