Online JudgeProblem SetAuthorsOnline ContestsUser
Web Board
Home Page
F.A.Qs
Statistical Charts
Problems
Submit Problem
Online Status
Prob.ID:
Register
Update your info
Authors ranklist
 Current Contest
Past Contests
Scheduled Contests
Award Contest
User ID:
Password:
  Register

Re:为什么啊！第一组样例0的SG值为啥不是0?

Posted by ac_majia at 2012-05-04 21:35:36 on Problem 2425
In Reply To:为什么啊！第一组样例0的SG值为啥不是0? Posted by:bsshanghai at 2011-10-05 10:58:14 
根据本题题意，出度为0的点sg值为0。
第一组样例，1和3的出度为0，则令sg[1]=sg[3]=0，那么sg[2]=mex(3)=1，sg[1]=mex(1, 2)=2。
这题sg值的确定跟结点的出度有关。
Followed by:
Post your reply here:
User ID:
Password:
Title:

Content:

Home Page   Go Back  To top

All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator