Puzzleup 2013 (3) Six Kings - 西洋棋
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By Lily
at 2013-08-08T01:56
at 2013-08-08T01:56
Table of Contents
題目網址: http://www.puzzleup.com/2013/
http://www.puzzleup.com/2013/puzzle/?244
答題時限: 8月8日7PM-比賽結束(約12月11日)
加分時限: 8月8日7PM-8月12日6:59PM
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)
◆Six Kings
In how many different ways can six kings be placed on a 6x6 chessboard so
that no one attacks the others?
If the problem was asked for a 3x3 board and 3 kings, then the answer would
be 8.
在一個 6x6 的西洋棋盤上放入六個國王使其不互相攻擊有幾種放法?
若題目改問 3x3 的棋盤及三個國王則答案為8。
K K K K K K K K K K K
K K
K K K K K K K K K K K
--
又是以前出過題目的推廣題 (2012 Q4 #1GAyHf0z)
翻譯也只要抄過來改幾個字就好 XD
不過六個王果然不能用手算了嗎...(思)
--
LPH [acronym]
= Let Program Heal us
-- New Uncyclopedian Dictionary, Minmei Publishing Co.
--
Tags:
西洋棋
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By Isabella
at 2013-08-12T05:07
at 2013-08-12T05:07
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By Hedda
at 2013-08-14T09:48
at 2013-08-14T09:48
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By Anthony
at 2013-08-17T07:25
at 2013-08-17T07:25
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