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益智/邏輯謎題/配對襪子
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<
謎題
|
邏輯益智
謎題
|
邏輯益智
| 配對襪子
衣櫃裡有 10 雙黑色襪子和 10 雙白色襪子(沒有左右之分)。你的任務是隨機抽取最少的襪子,以確保你抽到的是顏色相同的襪子。
你應該抽取多少雙襪子?
解法
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:
書籍:益智
華夏公益教科書