一千隻真假話小精靈 - 拼圖
By Oliver
at 2014-04-24T11:27
at 2014-04-24T11:27
Table of Contents
精靈村裡住著一千隻魔法小精靈,
他們有一種特性,當他們要說實話時,會把自己的帽子變成綠色的,
當他們要說謊話時,會把自己的帽子變成紅色的,
一天之內可以多次變換顏色;
今天是精靈村的重大節慶,照例大家出門互相拜訪,
已知今天一千隻小精靈剛好兩兩都見面一次,
而且每兩隻小精靈見面時都說對方戴著紅色帽子,
請問,所有小精靈今天變換帽子顏色的總次數,至少是多少次呢?
答案在
http://www.morningrefresh.com/iq/daily/2013-11-17
總覺得對網路上的解答不是很滿意
欠缺邏輯的說服力
請問各位賢達有人可以給出完整又有邏輯的推理過程嗎
感謝
--
他們有一種特性,當他們要說實話時,會把自己的帽子變成綠色的,
當他們要說謊話時,會把自己的帽子變成紅色的,
一天之內可以多次變換顏色;
今天是精靈村的重大節慶,照例大家出門互相拜訪,
已知今天一千隻小精靈剛好兩兩都見面一次,
而且每兩隻小精靈見面時都說對方戴著紅色帽子,
請問,所有小精靈今天變換帽子顏色的總次數,至少是多少次呢?
答案在
http://www.morningrefresh.com/iq/daily/2013-11-17
總覺得對網路上的解答不是很滿意
欠缺邏輯的說服力
請問各位賢達有人可以給出完整又有邏輯的推理過程嗎
感謝
--
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