Detail of message

Online Judge

Problem Set

Authors

Online Contests

User

Web Board
Home Page
F.A.Qs
Statistical Charts

Current Contest
Past Contests
Scheduled Contests
Award Contest

感谢,忽略了第4 点

Posted by HouXran at 2007-05-30 19:50:55 on Problem 3075
In Reply To:1次AC了，说说如何判断。 Posted by:fengyu05 at 2007-05-20 16:54:47

> 记 X的数量 xs， O的数量 os。
> 满盘(xs+oy==9)为 full, X胜利为xw,O胜利为ow
> 
> 1. xs>os+1||xs<os    =>invalid
> 2. xw&&ow            =>invalid
> 3. !xw&&!ow&&!full   =>invalid //这点得注意，意思是当盘没满，但双方都没赢
> 4. ow&&xs==os+1      =>invalid //这点也要注意，意思是O胜利了，但X的数量比O多
> 5. else              =>valid
> 
> 祝大家一次AC ^^

Followed by:

Post your reply here:

Home Page Go Back To top