搭乘電梯取最大寶石的必勝策略 - 猜謎
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By Una
at 2007-04-24T20:16
at 2007-04-24T20:16
Table of Contents
今天去面試時,主考官問了一個問題
1.現在有一棟大樓總共有14層樓 + 地下室B1
從一樓開始到十四樓,
每一層樓的電梯出口都有一顆寶石,
且每顆寶石的大小不一樣,
你比另一位競爭對手先搭乘電梯從B1上去,
每一層樓電梯都會停一次,
電梯往上後就不能往下,
你只能拿一顆寶石,拿了一顆寶石後就直接到第十四樓等候對手,
而且你不能拿你之前拿的寶石跟第十四樓的寶石交換,
除非你前面13樓都沒有拿,才能拿14樓的寶石
等你到第十四樓後,你的競爭對手也將搭乘電梯往上,
請問是否有必勝策略讓你拿的寶石比你的對手還大顆
2.現在條件跟上面雷同,除了沒有競爭對手外,
你會在哪一層樓取寶石保證最大?
--
1.現在有一棟大樓總共有14層樓 + 地下室B1
從一樓開始到十四樓,
每一層樓的電梯出口都有一顆寶石,
且每顆寶石的大小不一樣,
你比另一位競爭對手先搭乘電梯從B1上去,
每一層樓電梯都會停一次,
電梯往上後就不能往下,
你只能拿一顆寶石,拿了一顆寶石後就直接到第十四樓等候對手,
而且你不能拿你之前拿的寶石跟第十四樓的寶石交換,
除非你前面13樓都沒有拿,才能拿14樓的寶石
等你到第十四樓後,你的競爭對手也將搭乘電梯往上,
請問是否有必勝策略讓你拿的寶石比你的對手還大顆
2.現在條件跟上面雷同,除了沒有競爭對手外,
你會在哪一層樓取寶石保證最大?
--
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By Frederic
at 2007-04-27T16:24
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at 2007-05-01T01:28
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at 2007-05-02T11:58
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at 2007-05-05T00:25
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at 2007-05-08T23:07
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