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

谁能告诉我啊

Posted by 781778304 at 2011-03-16 16:32:54 on Problem 1675
怎么判断三个点两两之间的夹角都是120度的情况啊,用余弦函数是不是会损失精度啊,哪位大虾能帮帮我,小弟不胜感激

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