Puzzleup 2019 (17) PAWNS - 拼圖
By Jack
at 2019-11-14T10:37
at 2019-11-14T10:37
Table of Contents
題目網址: http://www.puzzleup.com/2019/
http://www.puzzleup.com/2019/puzzle/?17
答題時限: 11月14日7PM-比賽結束
加分時限: 11月14日7PM-11月20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)
◆PAWNS
You will place any numbers of pawns on a 5x5 chessboard, so that each
row and each column will have an odd number of pawns. How many different
ways can this be done?
Note: Symmetrical solutions will be counted separately.
將任意數量的士兵棋子,放置於5x5的棋盤上,使得每行與每列都有奇數個士兵。
問有幾種不同的作法?
註:對稱解視為不同解計算。
--
http://www.puzzleup.com/2019/puzzle/?17
答題時限: 11月14日7PM-比賽結束
加分時限: 11月14日7PM-11月20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)
◆PAWNS
You will place any numbers of pawns on a 5x5 chessboard, so that each
row and each column will have an odd number of pawns. How many different
ways can this be done?
Note: Symmetrical solutions will be counted separately.
將任意數量的士兵棋子,放置於5x5的棋盤上,使得每行與每列都有奇數個士兵。
問有幾種不同的作法?
註:對稱解視為不同解計算。
--
Tags:
拼圖
All Comments
Related Posts
Sums and Products puzzle 002
By Kelly
at 2019-11-12T13:03
at 2019-11-12T13:03
Puzzleup 2019 (16) DOLLING A DIE
By Caroline
at 2019-11-07T11:31
at 2019-11-07T11:31
Sums and Products puzzle 001
By Dinah
at 2019-11-05T14:32
at 2019-11-05T14:32
Sums and Products puzzle 001
By Odelette
at 2019-11-05T12:45
at 2019-11-05T12:45
贈送 2542迷你拼
By George
at 2019-11-02T23:39
at 2019-11-02T23:39