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

这道题测试数据不强啊!

Posted by leejun527 at 2008-11-28 10:25:58 on Problem 1007

我计算逆序数时间复杂度都O(n!) 了还AC!!! 
实际上可控制在O(n)

Followed by:

Re:弱弱的问一句:N!求逆序给show me 学习下不.... (0) ABD 2008-11-28 10:31:37
- Re:弱弱的问一句:N!求逆序给show me 学习下不.... (107) leejun527 2008-11-28 10:40:43
  - Re:汗...原来这就是N!求逆序....太吓人了... (0) ABD 2008-11-28 10:59:11
  - Re:弱弱的问一句:N!求逆序给show me 学习下不.... (15) issay789 2009-03-24 10:39:56
Re:这道题测试数据不强啊! (64) leejun527 2008-11-28 13:17:12
Re:这道题测试数据不强啊! (45) 05031017 2010-04-04 16:08:50

Post your reply here:

Home Page Go Back To top

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