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贴之前先查查旧帖子，13个球的都有人贴过了。见#238279、#177678、#48106
checkme
(checkme)
(#315374@0)
Last Updated: 2001-12-28
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12个球，外观大小都一样，11个球重量相同，仅有1个球不同（不知轻重），现有一天枰，只能称3次，怎样把重量不同的那个小球找出来？（很有意思，要求把所有可能情况都找出来，快来试试，看谁最先解出答案！快！快！！快！！！）
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