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: 朋友们决定分享这个汉堡包。
(1)他们把汉堡包切成两半。(2)他们点了炸薯条配汉堡包。

Output: 1


Input: Consider Input: 徒步旅行者遇到了一条毒蛇。
(1)她脱水了。(2)她惊慌失措。

Output: 2


Input: Consider Input: 研究人员证明了这一理论。
(1)研究人员撤回了这一理论。(2)大众接受了这一理论。


Output: 2