BankThread Updated

class BankThread
{
	public static void main(String[] args)
	{
		Bank obj = new Bank();
		Withdrwal t1 = new Withdrwal(obj,"A1",5000); //5000
		Deposit t2 = new Deposit(obj,"A2",2000); // 7000
		Withdrwal t3 = new Withdrwal(obj,"A3",8000); // error
		Deposit t4 = new Deposit(obj,"A4",1000); // 8000
		Withdrwal t5 = new Withdrwal(obj,"A5",8000); // 0
		Deposit t6 = new Deposit(obj,"A6",2000); // 2000
		try
		{
				t1.start();
				t1.join();
				t2.start();
				t2.join();
				t3.start();
				t3.join();
				t4.start();
				t4.join();
				t5.start();
				t5.join();
				t6.start();
				t6.join();
		}
		catch(Exception e){}
	}
}
class Bank
{
	int balance = 10000;
	synchronized void withdrawn(String name,int withdrawal)
	{
		if (balance >= withdrawal)
		{
			System.out.println(name + " withdrawn " + withdrawal);
			balance = balance - withdrawal;
			System.out.println("Balance after withdrawal: " + balance);
			try
			{
				Thread.sleep(1000);
			}
			catch (Exception e) {   }

		}
		else
		{
			System.out.println(name + " you can not withdraw " + withdrawal);
			System.out.println("your balance is: " + balance);
			try
			{
				Thread.sleep(1000);
			}
			catch (Exception e) {  }
		}
	}
	synchronized void deposit(String name, int deposit)
	{
		System.out.println(name + " deposited " + deposit);
		balance = balance + deposit;
		System.out.println("Balance after deposit: " + balance);
		try
		{
			Thread.sleep(1000);
		}
		catch (Exception e) {  }
	}
}
class Withdrwal extends Thread
{
	Bank object;
	String name;
	int amt;

	Withdrwal(Bank ob, String name,int money)
	{
		this.object = ob;
		this.name = name;
		this.amt = money;
	}
	public void run()
	{
		object.withdrawn(name,amt);
	}
}
class Deposit extends Thread
{
	Bank object;
	String name;
	int amt;
	Deposit(Bank ob, String name,int money)
	{
		this.object = ob;
		this.name = name;
		this.amt = money;
	}
	public void run()
	{
		object.deposit(name,amt);
	}
}