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.

我想节约能源。
(1)我在空着的房间里扫了地板。(2)我把空房间里的灯关了。
2

那人的呼吸很响。
(1)他的肾衰竭了。(2)他的肺充血了。
2

我的心情好转了。
(1)我听了音乐。(2)我洗了碗。

1