Assignemnt #104 and Calling Method Weekday Calculator

Code

    ///Name: Daniel Tiffany-Appleton
    ///Period: 7
    ///Program Name: Calling Method Weekday Calculator
    ///File Name: CallingMethodWeekdayCalculator
    ///Date Finished: 2/25/16
    
    import java.util.Scanner;
    
    public class CallingMethodWeekdayCalculator
    {
    	public static void main( String[] args )
    	{
    		Scanner keyboard = new Scanner(System.in);
    
    		System.out.println("Welcome to Mr. Davis's fantastic birth-o-meter!");
    		System.out.println();
    		System.out.println("All you have to do is enter your birth date, and it will");
    		System.out.println("tell you the day of the week on which you were born.");
    		System.out.println();
    		System.out.println("Some automatic tests....");
    		System.out.println("12 10 2003 => " + weekday(12,10,2003));
    		System.out.println(" 2 13 1976 => " + weekday(2,13,1976));
    		System.out.println(" 2 13 1977 => " + weekday(2,13,1977));
    		System.out.println(" 7  2 1974 => " + weekday(7,2,1974));
    		System.out.println(" 1 15 2003 => " + weekday(1,15,2003));
    		System.out.println("10 13 2000 => " + weekday(10,13,2000));
    		System.out.println();
    
    		System.out.println("Now it's your turn!  What's your birthday?");
    		System.out.print("Birth date (mm dd yyyy): ");
    		int mm = keyboard.nextInt();
    		int dd = keyboard.nextInt();
    		int yyyy = keyboard.nextInt();
    
    		// put a method call for weekday() here
    		System.out.println("You were born on " + weekday(mm, dd, yyyy) );
    	}
    
    
    	public static String weekday( int mm, int dd, int yyyy )
    	{
    		int yy, total;
    		String date = "";
    
    		yy = yyyy - 1900;
            total = yy / 4;
            total = total + yy;
            total = total + dd;
            total = total + CallingMethodsFromOtherFiles.monthOffset(mm);
            
            if ( CallingMethodsFromOtherFiles.isLeap(yyyy) == true && mm == 1 || mm == 2)
            {
                total--;
            }
            
            int remain = total % 7;
    
    		date = CallingMethodsFromOtherFiles.WeekdayName(remain) + ", " + CallingMethodsFromOtherFiles.month_name(mm) + " " + dd + ", " +yyyy;
    
    		return date;
    	}
    }

    

Picture of the output