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.

Input: Consider Input: 电梯门开了。
(1)电梯到达指定的楼层。(2)电梯卡在楼层间。

Output: 1


Input: Consider Input: 那女人戴上了她的墨镜。
(1)阳光很大。(2)她叫了一辆出租车。

Output: 1


Input: Consider Input: 该名男子按下信封的湿口。
(1)他在信封上盖了邮票。(2)他把信封密封好了。


Output: 2