Method constructor overload
                    class Overload{
                    double r, radius, base, b, height, h;
                    Overload(double radius){
                    System.out.println(radius);
                    r = radius;
                    }
                    int length, le, breadth, be;
                    Overload(int lenght, int breadth){
                    System.out.println(length+" "+breadth);
                    le = lenght;
                    be =breadth;
                    }
                    Overload(double height, double base){
                    System.out.println(base+" "+height);
                    h = height;
                    b = base;
                    }
                    int area(int l, int b){
                    return(l*b);
                    }
                    double area(double r){
                    return(3.142*r*r);
                    }
                    double area(double height, double base){
                    return(0.5*base*height);
                    }
                    }
                    public class twelve {
                    public static void main(String[] args) {
                    double a1, a2;
                    Overload A = new Overload(10.5);
                    Overload B = new Overload(11,12);
                    Overload C = new Overload(1.5,2.5);
                    int a3;
                    a1=A.area(10.5);
                    a2=A.area(1.5,2.5);
                    a3=A.area(11,12);
                    System.out.println(a3);
                    System.out.println(a1);
                    System.out.println(a2);
                    }
                    }