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as a prime bigger than 5, n = 6n+1 or 6n+5
n+1 = 6n+2 or 6n
n+1 % 6 = 2 or 0
if 2: try from n+4
if 0: try from n+2
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because the
-, it is a arithmetic operator which will coerce it into a numberWhy does the Array coerced into a number?
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haha, you are cheating man
crazy functional programming!
the second last should be more readable
great inspiration!
but the idea is shining
like your always clear code
very clearly!
Yeah, it's a bit shortcoming.
but I like the func toHex in func rgb, which keep not expose the inner func to the out scope!
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I really shocked!! so clever!
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