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:
锁开了。
(1)我转开了锁里的钥匙。(2)我配了这把钥匙的复件。

Ex Output:
1


Ex Input:
我失去了耐心。
(1)我的朋友一直让我等着。(2)我的朋友准时到达。

Ex Output:
1


Ex Input:
囚犯饿死了。
(1)他死了。(2)他逃走了。

Ex Output:

1