public class MyTask2 implements Runnable {
    private final int MAX_COUNT = 10000;
    private int sharedCounter = 0;

    public void run() {
        System.out.println("Starting! Shared counter = " + sharedCounter);
        for (int i = 0; i < MAX_COUNT; i++) {
            sharedCounter = sharedCounter + 1;
        }
        System.out.println("Done! Shared counter = " + sharedCounter);
    }
}