Assignment #117 and More Number Puzzles

Code

    ///Name: Ali Kurland
    /// Period: 6
    /// Program Name: More Number Puzzles
    /// File Name: MorePuzzles.java
    /// Date Finished: 4/12/2016
    
    import java.util.Scanner;
    
    public class MorePuzzles
    {
    	public static void main( String[] args )
    	{
            Scanner keyboard = new Scanner(System.in);
            int x=0;
            
            do
            {
                System.out.println("1) Find two digit numbers <= 56 with sums of digits > 10");
                System.out.println("2) Find two digit number minus number reversed which equals sum of digits");
                System.out.println("3) Quit");
                System.out.println("");
                System.out.print(">");
                int choice = keyboard.nextInt();
                System.out.println("");
                if ( choice == 1 )
                    choiceOne();
                else if ( choice == 2 )
                    choiceTwo();
                else if ( choice == 3 )
                {
                    x=1;
                }
            } while ( x != 1 );
        }
        
        public static void choiceOne()
    	{
            for ( int a=0; a<6; a++ )
                for ( int b=0; b<10; b++ )
                {
                    int f = a+b;
                    int g = (10*a) + b;
                    if ( (f > 10) && ( g <= 56 ) )
                    {
                        System.out.println( a + "" + b );
                        System.out.println();
                    }
                }
        }
        
        public static void choiceTwo()
    	{
            for ( int c=1; c<10; c++ )
                for ( int d=0; d<10; d++ )
                {
                    if ( (((c*10)+d) - ((d*10)+c)) == (c + d ) )
                    {
                        int e = (10*c) + d;
                        System.out.println(e);
                        System.out.println();
                    }
                }
        }
        
    }
    

Picture of the output