class Lock
{
	private int key;
	private boolean locked;
	
	public Lock (int k)
	{
		key = k;
	}
	
	
	public void unlock(int k)
	{
		if (k == key)	
			locked=false;
	}
	public void lock (int k)
	{
		if (k==key)
			locked=true;
	}
	
	public boolean getLocked()
	{
		return (locked);
	}
	
}