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19 lines
579 B
Racket
19 lines
579 B
Racket
8 years ago
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#lang br/quicklang
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(define (read-syntax path port)
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(strip-bindings
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#`(module mod "day06.rkt"
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(solve #,@(string-split (port->string port))))))
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(module+ reader (provide read-syntax))
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(require sugar/list)
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(define (solve . ws)
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(define-values (s1 s2)
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(for/lists (acc acc2) ([vert-cs (in-list (apply map list (map string->list ws)))])
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(define freqs (hash->list (frequency-hash vert-cs)))
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(values (car (argmax cdr freqs)) (car (argmin cdr freqs)))))
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(displayln (list->string s1))
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(displayln (list->string s2)))
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(provide solve)
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(provide #%module-begin)
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