@Override
	public int compare(Room o1, Room o2) {
		int ret;
		
		if(o1.value > o2.value)
		{

			ret = -1;
			
		}else if(o1.value == o2.value)
		{
			ret = 0;
			
		}else
		{
			ret = 1;
			
		}
		
		
	
		return ret;
	    
	}