天平和石頭 - 拼圖
By Michael
at 2008-04-14T19:19
at 2008-04-14T19:19
Table of Contents
有15個石頭
已經知道有13個石頭一樣重
但是另外兩個石頭
一個重 一個輕
但是兩個總重和正常的兩個石頭一樣
請問要用天平秤幾次
才能將這兩個都找到
--
已經知道有13個石頭一樣重
但是另外兩個石頭
一個重 一個輕
但是兩個總重和正常的兩個石頭一樣
請問要用天平秤幾次
才能將這兩個都找到
--
Tags:
拼圖
All Comments
By Michael
at 2008-04-18T21:46
at 2008-04-18T21:46
By Elma
at 2008-04-19T05:46
at 2008-04-19T05:46
By Daph Bay
at 2008-04-19T08:28
at 2008-04-19T08:28
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