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.

我咳嗽了。
(1)我吸了烟。(2)我压低了声音。
1

这个男孩在树林里迷路了。
(1)他搭了一个帐篷。(2)他尖叫求救。
2

这男人变老了。
(1)他的头发变灰了。(2)他卖掉了他的财产。

1