回复：I tried to read it myself, but the article is tough

来源: 于 2009-04-07 20:49:50 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

it is quite challenging indeed and I don't have the patience to go through it more than 2 times.

Please do try to read it and it will be fun;)

regarding your comment that no one follow my post except you. I think it is because I don't progress much each day and they gave up on me;)