5 lines
112 B
APL
5 lines
112 B
APL
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⍝ 2023-03-03
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k←'AaBbCcDdEeFfGgHhIiJjKkLlMmzZyYxXwWvVuUtTsSrRqQpPoOnN'
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rot←{⍵∊k:[53-k⍳⍵]⋄⍵}¨
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