三臂天平 - 拼圖
By Quintina
at 2011-05-02T15:07
at 2011-05-02T15:07
Table of Contents
某個天平有三端 一次可以知道三端的重量順序 但無法得知重量差比例
(1)★
有16個外觀相同的砝碼 其中一個重量不同
至少要使用幾次天平 才能找到該砝碼
(2)★★★
有1g,2g,...,20g砝碼各一個
至少要測幾次 能保證測到在210g範圍內的任意物品重量(已知重量為正整數克)
--
(1)★
有16個外觀相同的砝碼 其中一個重量不同
至少要使用幾次天平 才能找到該砝碼
(2)★★★
有1g,2g,...,20g砝碼各一個
至少要測幾次 能保證測到在210g範圍內的任意物品重量(已知重量為正整數克)
--
Tags:
拼圖
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