private static class Account {
        Lock mylock = new ReentrantLock();
        private int balance = 0;

        public int getBalance() {
            return balance;
        }

        public void deposit(int amount) {
            mylock.lock();
            try {
                int newBalance = balance + amount;
        //        try {
        //            Thread.sleep(1); // Muuttele parametria
        //        } catch (InterruptedException ex) {
        //        }
                balance = newBalance;
            } finally {
                mylock.unlock();
            }
        }
    }