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.

女人的头发掉在她的脸上。
(1)她用发夹将头发往后拉。(2)她在头发上涂了洗发水。
1

男孩把铅笔磨光了。
(1)它很便宜。(2)它很钝。
2

那人向我伸出手来。
(1)我握了握他的手。(2)我打了他一耳光。

1