Given a premise and two alternatives, choose the alternative that is a more plausible 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.

Ex Input:
I ran out of breath.
(1)I climbed several flights of stairs.(2)I read several chapters of the book.

Ex Output:
1


Ex Input:
The CEO of the company resigned.
(1)The board of directors dissolved the company.(2)The board of directors found his replacement.

Ex Output:
2


Ex Input:
The actor's heart was fluttering before his performance.
(1)He had stage fright.(2)He memorized his lines.

Ex Output:

1