In this task you are given a premise and two alternatives in Chinese. You must choose the alternative that is more plausibly the cause or effect of the situation described by the premise. The input format is "premise
(1)alternative_1(2)alternative_2", the output should either be "1" or "2" based on your judgment.

Ex Input:
我点了根火柴。
(1)火焰熄灭了。(2)火柴产生了火焰。

Ex Output:
2


Ex Input:
那女人用她的手捂住了嘴。
(1)她呼了口气。(2)她打了一个喷嚏。

Ex Output:
2


Ex Input:
浴室的水槽堵塞了。
(1)我打开水龙头。(2)我向水槽倒入了下水道清洁剂。

Ex Output:

2