回复：Ex v=75% (for best policy )

来源: 于 2010-01-31 11:21:52 [旧帖] [给我悄悄话] 本文已被阅读：次

One person helps one only,himself maybe killed.
The best policy is: no.1 tell 51, 2 tell 52,...50 tell 100.
The policy can avoid some bad people.