abstract class Foo {
public static final
String name
= "Hello world";
abstract double
area();
}
class Circle extends Foo {
Circle c = new Circle();
double area(){
return 1.0;
}
}
class Customer {
static String name;
Customer(String _name) {
name = _name;
}
}
class Doa extends Customer {
Doa() {
super("J. Doe");
name = "j. doe";
}
Doa(String _name) {
super(_name);
}
static double foo(int x) {
return goo(x);
}
static double goo(int a) {
String n = name;
return a;
}
}
public class Professor {
private static int n = 0;
private int pn =0;
Professor() {
pn = n;
n++;
}
int getCount() {
return n;
}
public void print() {
System.out.println(
"There are "+n
+" professors\n"
+"I am prof#"+pn);
}
public static void main
(String args[]) {
Professor p1 =
new Professor();
p1.print();
Professor p2 =
new Professor();
Professor p3 =
new Professor();
p1.print();
p2.print();
p3.print();
}
}
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