Puzzleup 2021 (2) DIVISIBILITY BY 11 - 拼圖
By Emily
at 2021-09-08T22:57
at 2021-09-08T22:57
Table of Contents
題目網址: https://www.puzzleup.com/2021/
https://www.puzzleup.com/2021/puzzle/?2
答題時限: 9月9日7PM-比賽結束(約11月9日)
加分時限: 9月9日7PM-9月14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)
◆DIVISIBILITY BY 11
There are N consecutive natural numbers. The sum of the digits of any of
these numbers is not divisible by 11.
What is the maximum number of N?
連續的 N 個正整數,皆滿足其各位數的和不被 11 整除。
問 N 最大可以是多少?
--
LPH [acronym]
= Let Program Heal us
-- New Uncyclopedian Dictionary, Minmei Publishing Co.
--
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