2017-09-23 10:01:46 +02:00
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func s2v(s) { s.uc.scan(/[A-Z]/).map{.ord} »-» 65 }
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func v2s(v) { v »%» 26 »+» 65 -> map{.chr}.join }
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func blacken (red, key) { v2s(s2v(red) »+« s2v(key)) }
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func redden (blk, key) { v2s(s2v(blk) »-« s2v(key)) }
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var red = "Beware the Jabberwock, my son! The jaws that bite, the claws that catch!"
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var key = "Vigenere Cipher!!!"
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say red
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say (var black = blacken(red, key))
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say redden(black, key)
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