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

感觉跟pku2564 Edit Step Ladders 有点像,只不过先对单词中字母和所有单词排个序……(见内)

Posted by bluewind at 2006-09-11 21:25:35 on Problem 2004
In Reply To:不需要 Posted by:xiaolonghingis at 2006-09-11 20:55:09
感觉跟 pku2564 Edit Step Ladders 有点像,只不过先对单词中字母和所有单词排个序。pku2564要用trie来做,如果这题用trie做,我不知道在trie中要如何存路径。直接土做+优化可以过,不过我用了3842MS,我猜1s内的人应该不是土做的吧。

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