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vv22eexx

vv22eexx

V2EX 第 76434 号会员,加入于 2014-10-09 16:08:33 +08:00
vv22eexx 最近回复了
2017-05-19 22:08:02 +08:00
回复了 Andor_Chen 创建的主题 Python 送几本《流畅的 Python 》
我也来做个分母
2016-09-14 17:47:14 +08:00
回复了 ebony0319 创建的主题 奇思妙想 一道又意思的数学题
首先这不是 10 进制问题。
1.如果是偶数进制,所给的数都是奇数,等式左边 3 个奇数相加为奇数,等式右边为偶数,矛盾
2.如果是奇数进制,所给的数有奇数也有偶数,等式 3 个数相加可为奇数或偶数,等式右边为奇数,可能有解。由于出现了数字 9 ,所以只能是大于等于 9 的进制情况下,等式才能成立。
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