他是第一个人，后来不出所料挂了。但他给了feedback
教训就是做题，特别是简单题太满热，绝对是不行滴。
I specifically had issue with the amount of time it took for you to
write a workable solution on the whiteboard. While the solution your arrived
at was correct and solved the problem. It took more time than we normally
allot for a question of that type.
他问了一个本质上是parse CSV文件的问题，我太草率应对了，没有考虑trim空格之类
的细节，代码也写得涂涂改改，教训啊。
