[中譯] Puzzleup 2017 (10) Shirt Numbers

作者: LPH66 (-6.2598534e+18f)   2017-10-11 21:09:50
題目網址: http://www.puzzleup.com/2017/
http://www.puzzleup.com/2017/puzzle/?10
答題時限: 10月12日7PM-比賽結束(約12月27日)
加分時限: 10月12日7PM-10月17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)  
◆SHIRT NUMBERS
4 football teams are in a tournament. Some of the players in these teams are
banned from the first match. If the sum of the shirt numbers of the banned
players is 60, what is the maximum possible value of the multiplication of
their shirt numbers?
-Each shirt number is a positive integer and two players in the same team
cannot have the same shirt number.
有四個足球隊正舉行比賽。這些隊伍中有些人第一場禁止出賽。
已知這些禁賽的球員的背號和是 60,問他們的背號積最大多少?
*背號都是正整數,且同隊裡不會有兩人有相同背號。

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