Contents

(defmodule binary-string
  (export (to-decimal 1)))

(defun to-decimal (string)
  (try (element 2 (lists:foldr #'to-decimal/2 #(0 0) string))
    (catch (_ 0))))

(defun to-decimal
  ([#\0 `#(,n ,acc)] `#(,(+ n 1) ,acc))
  ([#\1 `#(,n ,acc)] `#(,(+ n 1) ,(+ acc (trunc (math:pow 2 n))))))

Version data entries

396 entries across 396 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.179	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.178	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.177	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.176	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.175	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.174	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.173	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.172	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.171	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.170	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.169	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.167	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.166	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.165	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.164	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.163	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.162	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.161	tracks/lfe/exercises/binary/src/example.lfe
trackler-2.2.1.160	tracks/lfe/exercises/binary/src/example.lfe