Assignment #119 Number Puzzles IV: A New Hope

Code

    /// Name: John Huh
    /// Period: 6
    /// Program Name: Number Puzzles IV: A New Hope
    /// File Name: Puzzles4.java
    /// Date Finished: 4/27/2016
    
    import java.util.Scanner;
    
    public class Puzzles4
    {
    	public static void main( String[] args ) throws Exception
    	{
            Scanner keyboard = new Scanner(System.in);
            
            System.out.println();
            
            for ( int a=0; a<=45; a++ )
            {
                for ( int b=0; b<=45; b++ )
                {
                    for ( int c=0; c<=45; c++ )
                    {
                        for ( int d=0; d<=45; d++ )
                        {
                            int a2 = a+2;
                            int b2 = b-2;
                            int c2 = c*2;
                            int d2 = d/2;
                            int e = a+b+c+d;
                            if ( a2 == b2 && b2 == c2 && c2 == d2 && e == 45 )
                            {
                                System.out.println( a + " " + b + " " + c + " " + d ); 
                            }
                        }
                    }
                }
            }
            System.out.println();
        }
    }
    

Picture of the output