金色童年故事：一道数学题换回一对大闸蟹

来源: 金拇指 于 2019-10-14 08:24:46 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 次 (11921 bytes)

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I sent out a math problem…

Golden Thumb
Oct 14 · 3 min read

Marius presented an interesting math problem ABCDE * 4 = EDCBA a few days ago.

Lucas brought me a new one today. He is really a master of ASCII art.

I forwarded it to Lambert. His solution came back, together with a pair of crabs.

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