So it was really cool because it was the first time this play had ever been done,

真是太酷了，因为这部戏剧是第一次在舞台上完成，

记忆犹新的表演 - SpeakingMax英语口语达人

So first time through the loop, the answer is a. Second time it-sorry, as it enters the loop, at the time it enter exits a the answer is a.

当第一次完成循环的时候，答案是a，第二次，对不起，在第一次进入循环的时候,答案就是。

麻省理工公开课 - 计算机科学及编程导论课程节选