Puzzleup 2011 (08) Magic Square - 拼圖
By Emma
at 2011-09-15T15:03
at 2011-09-15T15:03
Table of Contents
題目網址: www.puzzleup.com/2011/puzzle/?226
加分時限: 9/15 7PM - 9/20 7PM
答對可得基本分100分。答案可上傳5次,每改1次答案從基本分扣20分。
比賽期間內可隨時上傳答案,加分時限內答對第n天加(6-n)分
另依題目的難易有額外加分(如有80%的人這題答錯,答對者加80分)
◆Magic Square
Using all of the numbers once from 1 to 16, 4x4 magic squares are formed.
What is the possible maximum value of the sum of four numbers in any 2x2
block on this 4x4 square.
Note: In a magic square, the numbers in all rows, all columns, and both
diagonals sum to the same constant.
使用 1 到 16 各一次,形成 4x4 的魔方陣。
魔方陣中的 2x2 方格總和最大是多少?
注意:魔方陣中每一行、每一列及對角線的總和是相同的。
--
又是一題不知道用程式好還是手算好的題目 orz
--
LPH [acronym]
= Let Program Heal us
-- New Uncyclopedian Dictionary, Minmei Publishing Co.
--
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