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.

该男子的电子邮件收件箱中充斥着垃圾邮件。
(1)他删除了垃圾邮件。(2)他群发了电子邮件。
1

马戏团表演者在骑独轮车时玩杂耍。
(1)观众惊讶地欢呼。(2)杂技演员从空中飞来飞去。
1

我抓伤了皮肤。
(1)这是汗水。(2)感觉很痒。

2