PuzzleUp 2009 (19) Regular Tetrahedron - 拼圖
By Lucy
at 2009-11-25T19:31
at 2009-11-25T19:31
Table of Contents
首頁:http://www.puzzleup.com/2009/?home
時限:2009/11/26(四)19:00~12/1(二)18:59
答案可上傳5次,但每改1次扣20分(基本分為100分)
在比賽期間內可隨時回答,但只有在時限內回答者有額外加分
◆Regular Tetrahedron
一個邊長為2單位的正四面體所佔據的空間內,你可以選x個點,而讓每2個點間至少有1單
位的距離,x的最大值為何?
(註:這段話我的理解是,一旦超過x個點,不論你怎麼排這些點的位置,一定至少有2個點
之間的距離為1單位以內)
--
時限:2009/11/26(四)19:00~12/1(二)18:59
答案可上傳5次,但每改1次扣20分(基本分為100分)
在比賽期間內可隨時回答,但只有在時限內回答者有額外加分
◆Regular Tetrahedron
一個邊長為2單位的正四面體所佔據的空間內,你可以選x個點,而讓每2個點間至少有1單
位的距離,x的最大值為何?
(註:這段話我的理解是,一旦超過x個點,不論你怎麼排這些點的位置,一定至少有2個點
之間的距離為1單位以內)
--
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拼圖
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