/**
 This class illustrates overloading.
*/
public class Overload
{
    public static void main(String[] args)
    {
        double average1 = Overload.getAverage(40.0, 50.0);
        double average2 = Overload.getAverage(1.0, 2.0, 3.0);
        char   average3 = Overload.getAverage('a', 'c');
		
        System.out.println("average1 = " + average1);
        System.out.println("average2 = " + average2);
        System.out.println("average3 = " + average3);
    }

    public static double getAverage(double first, double second)
    {
        return (first + second) / 2.0;
    }

    public static double getAverage(double first, double second, 
	                                double third)
    {
        return (first + second + third) / 3.0;
    }

    public static char getAverage(char first, char second)
    {
        return (char)(((int)first + (int)second) / 2);
    }
}