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:nealzane大牛用什么方法做的?说一下吧

Posted by nealzane at 2004-12-10 10:47:22 on Problem 2150
In Reply To:nealzane大牛用什么方法做的?说一下吧 Posted by:richardhuang at 2004-12-09 15:52:36 
area of a space planar polygon = 
area of its shadow / cos(angle between the plane it belongs to and the plane the shadow belongs to)
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