質數 - 拼圖
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By Aaliyah
at 2012-07-12T12:11
at 2012-07-12T12:11
Table of Contents
有一個村子
村子裡每間房子的門牌號碼都是質數
村長住在第一間 門牌號碼是"2"
第二間, 第三間, 門牌號碼是"3","5",...
一天 他開始檢查 村子的房子門牌號碼
他發現 村子裡門牌號碼加起來 是個質數
扣掉村長家門牌號碼 也是個質數
請問 這間村子至少有幾棟房子?
--
村子裡每間房子的門牌號碼都是質數
村長住在第一間 門牌號碼是"2"
第二間, 第三間, 門牌號碼是"3","5",...
一天 他開始檢查 村子的房子門牌號碼
他發現 村子裡門牌號碼加起來 是個質數
扣掉村長家門牌號碼 也是個質數
請問 這間村子至少有幾棟房子?
--
Tags:
拼圖
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