Zadatak1

import java.util.*;


 /*Please dont change class name, Dcoder
 and class must not be public*/

 //Compiler version JDK 1.8


 class Dcoder {
    public static void main(String args[]) {

        Suma s = new Suma();
        Thread sume = new Thread(s);
        Ispis ispis = new Ispis(s);
        int p = 10;//mrzi me da kucam ono sa tastature
        sume.start();
        ispis.start();
        while(p!=0) {
            p--;
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                return;
            }
        }
        ispis.interrupt();
        sume.interrupt();
        try {
            ispis.join();
            sume.join();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
 }

class Suma implements Runnable {
    public static volatile int last;

    public Suma() {
        this.last = 0;
    }
    public void run() {
        int i = 0;
        while (true) {
            i += i + 1;
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                return;
            }
            last = i;
        }
    }
}

class Ispis extends Thread {
    Suma s;

    public Ispis (Suma s) {
        this.s = s;
    }

    public void run() {
        while(true) {
            System.out.println(""+s.last);
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                return;
            }
        }
    }
}