Zodiac.java

Below is the syntax highlighted version of Zodiac.java from §1.3 Conditionals and Loops.

/*************************************************************************
 *  Compilation:  javac Zodiac.java
 *  Execution:    java Zodiac M D
 *  
 *
 *************************************************************************/

public class Zodiac { 
    public static void main(String[] args) {
        int M = Integer.parseInt(args[0]);
        int D = Integer.parseInt(args[1]);
        if      ((M == 12 && D >= 22 && D <= 31) || (M ==  1 && D >= 1 && D <= 19))
            System.out.println("Capricorn");
        else if ((M ==  1 && D >= 20 && D <= 31) || (M ==  2 && D >= 1 && D <= 17))
            System.out.println("Aquarius");
        else if ((M ==  2 && D >= 18 && D <= 29) || (M ==  3 && D >= 1 && D <= 19))
            System.out.println("Pisces");
        else if ((M ==  3 && D >= 20 && D <= 31) || (M ==  4 && D >= 1 && D <= 19))
            System.out.println("Aries");
        else if ((M ==  4 && D >= 20 && D <= 30) || (M ==  5 && D >= 1 && D <= 20))
            System.out.println("Taurus");
        else if ((M ==  5 && D >= 21 && D <= 31) || (M ==  6 && D >= 1 && D <= 20))
            System.out.println("Gemini");
        else if ((M ==  6 && D >= 21 && D <= 30) || (M ==  7 && D >= 1 && D <= 22))
            System.out.println("Cancer");
        else if ((M ==  7 && D >= 23 && D <= 31) || (M ==  8 && D >= 1 && D <= 22))
            System.out.println("Leo");
        else if ((M ==  8 && D >= 23 && D <= 31) || (M ==  9 && D >= 1 && D <= 22))
            System.out.println("Virgo");
        else if ((M ==  9 && D >= 23 && D <= 30) || (M == 10 && D >= 1 && D <= 22))
            System.out.println("Libra");
        else if ((M == 10 && D >= 23 && D <= 31) || (M == 11 && D >= 1 && D <= 21))
            System.out.println("Scorpio");
        else if ((M == 11 && D >= 22 && D <= 30) || (M == 12 && D >= 1 && D <= 21))
            System.out.println("Sagittarius");
        else
            System.out.println("Illegal date");

    }

}