首頁:http://www.puzzleup.com/2010/
時限:2010/08/26(四)19:00~09/01(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
◆Neighboring Digits
We have a number. All the digits of this number are different from one
another and all the digits except the first and the last have a greater value
than the mean of its neighbors (ie. the digits immediately to the left and to
the right).
What can this number be at maximum?
這裡有一個數,它所有的數字都相異,而且除了首尾兩個數字外
都符合"本身大於左右兩邊的平均"這條規則。
問這個數字最大可能是多少?
--
解完了好唄
--
時限:2010/08/26(四)19:00~09/01(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
◆Neighboring Digits
We have a number. All the digits of this number are different from one
another and all the digits except the first and the last have a greater value
than the mean of its neighbors (ie. the digits immediately to the left and to
the right).
What can this number be at maximum?
這裡有一個數,它所有的數字都相異,而且除了首尾兩個數字外
都符合"本身大於左右兩邊的平均"這條規則。
問這個數字最大可能是多少?
--
解完了好唄
--
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