相識 - 推理遊戲

By Ingrid
at 2009-04-25T12:37
at 2009-04-25T12:37
Table of Contents
在一個12個人組成的群體中
任意9個人中都有5個人,他們兩兩相識
請問
從這12個人中,是否可以選出6個人,他們倆兩相識?
1)一定可以 2)不一定 3)絕對不可能
謝謝
--
任意9個人中都有5個人,他們兩兩相識
請問
從這12個人中,是否可以選出6個人,他們倆兩相識?
1)一定可以 2)不一定 3)絕對不可能
謝謝
--
Tags:
推理遊戲
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By Jacky
at 2009-04-26T06:04
at 2009-04-26T06:04

By Emily
at 2009-04-30T16:57
at 2009-04-30T16:57

By Tristan Cohan
at 2009-05-01T10:36
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at 2009-05-02T14:22
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at 2009-05-13T11:18
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at 2009-05-16T10:37
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at 2009-05-21T00:27
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