Java CheckHoroscope

// 15101194S

//Import Scanner
import java.util.Scanner;
public class CheckHoroscope
{
        public static void main(String[] args)
        {
             //Title
             System.out.println("Check Horoscope / Chinese Zodiac Sign Calculator");
             //Scanner
             Scanner sc = new Scanner(System.in);
             //Insert Year
             System.out.print("Enter your birth year: ");
             int BirthYear = sc.nextInt();
             //Calculation
             int BirthYearCal = BirthYear % 12;
             //Output
             if (BirthYearCal == 4)
                    System.out.println("Your horoscope sign: Rat");
             if (BirthYearCal == 5)
                 System.out.println("Your horoscope sign: Cow");
             if (BirthYearCal == 6)
                 System.out.println("Your horoscope sign: Tiger");
             if (BirthYearCal == 7)
                 System.out.println("Your horoscope sign: Rabbit");
             if (BirthYearCal == 8)
                 System.out.println("Your horoscope sign: Dragon");
             if (BirthYearCal == 9)
                 System.out.println("Your horoscope sign: Snake");
             if (BirthYearCal == 10)
                 System.out.println("Your horoscope sign: Horse");
             if (BirthYearCal == 11)
                 System.out.println("Your horoscope sign: Goat");
             if (BirthYearCal == 0)
                 System.out.println("Your horoscope sign: Monkey");
             if (BirthYearCal == 1)
                 System.out.println("Your horoscope sign: Chicken");
             if (BirthYearCal == 2)
                 System.out.println("Your horoscope sign: Dog");
             if (BirthYearCal == 3)
                 System.out.println("Your horoscope sign: Pig");
         //Error
         if (BirthYear < 0)
                 System.out.println("Invalid input.");
             //Output
         }
}