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

大家这题怎么做的啊? 意思是不是用一个变换,变两次? 问是否存在这种变换? 我先找环,合并同个数的两个环,看是否能合并完.这样对不对?

Posted by h2x at 2006-12-02 14:20:19 on Problem 3128


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