乱弹‘s solution is better.

来源: 于 2007-09-24 10:57:55 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

if you go back a "little" bit, perhaps both (all) persons will give up the slice at the same time. You have to restart from the begining and will not be able to partition