cancer

import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)

public class MyClass extends Actor
{
    int privateNumber = 0;
    static int publicNumber =0;

    public MyClass(){//creating new instance variable
        privateNumber++; //increase privateNumber for instane variable
        publicNumber += privateNumber; //NON MOVING, public number = instance variable + itself
    }

    public MyClass(int privateNumber){//creating new instance variable with privateNumber
        privateNumber++;// increase privateNumber by 1, useless in second b
        publicNumber += privateNumber; // update NONMOVING, static number
    }

    public void printing(){
        System.out.println(privateNumber + publicNumber);
    }

    public static void test(){
        MyClass a = new MyClass(); //a.privateNumber = 1, publicNumber =1
        System.out.println(a.privateNumber + publicNumber); //1+1

        //IF(TRUE)
        int fake = 3;//decoy static number
        MyClass Bdecoy = new MyClass(fake); //Bdecoy.privateNumber = 0, publicNumber = 5
        System.out.println(Bdecoy.privateNumber + publicNumber);//0 + 5

        //MyClass b = new MyClass(data2)
        MyClass b = new MyClass(publicNumber); //publicNumber = 5

        //b.check
        System.out.println(b.privateNumber + publicNumber);//6+5

        //b.reset
        b.privateNumber = 0; publicNumber =0; //b.publicNumber = 0, b.privateNumber =0

        //a.check
        System.out.println(a.privateNumber + publicNumber);//1+0

        //b.check
        System.out.println(b.privateNumber + publicNumber);//0+0
    }

}