首頁:http://www.puzzleup.com/2009/?home
時限:2009/08/20(四)19:00~08/26(三)18:59
答案可上傳5次,但每改1次扣20分(基本分為100分)
在比賽期間內可隨時回答,但只有在時限內回答者有額外加分
◆Pattern
在一個5X5的格子裡任意塗黑三格共有幾種塗法?
注意:若一個塗法可以由另一個塗法經旋轉(且不鏡射)而得到,
則兩者就認為是相同的塗法。
--
'Oh, Harry, dont't you see?' Hermione breathed. 'If she could have done
one thing to make absolutely sure that every single person in this school
will read your interview, it was banning it!'
---'Harry Potter and the order of the phoenix', P513
--
時限:2009/08/20(四)19:00~08/26(三)18:59
答案可上傳5次,但每改1次扣20分(基本分為100分)
在比賽期間內可隨時回答,但只有在時限內回答者有額外加分
◆Pattern
在一個5X5的格子裡任意塗黑三格共有幾種塗法?
注意:若一個塗法可以由另一個塗法經旋轉(且不鏡射)而得到,
則兩者就認為是相同的塗法。
--
'Oh, Harry, dont't you see?' Hermione breathed. 'If she could have done
one thing to make absolutely sure that every single person in this school
will read your interview, it was banning it!'
---'Harry Potter and the order of the phoenix', P513
--
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