Sha256: 0c1daedac1fa037d309f762721890496af3c94a677512973f200fcaae2647c66

Contents?: true

Size: 331 Bytes

Versions: 374

Compression:

Stored size: 331 Bytes

Contents

class Binary
  def self.to_decimal(binary)
    new(binary).to_decimal
  end

  def initialize(binary)
    raise ArgumentError.new if binary.match(/[^0-1]/)
    @binary = binary
  end

  def to_decimal
    binary.chars.reduce(0) do |decimal, char|
      (decimal * 2) + char.to_i
    end
  end

  private getter binary : String
end

Version data entries

374 entries across 374 versions & 1 rubygems

Version Path
trackler-2.2.1.139 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.138 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.137 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.136 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.135 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.134 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.133 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.132 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.131 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.130 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.129 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.128 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.127 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.126 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.125 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.124 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.123 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.122 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.121 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.120 tracks/crystal/exercises/binary/src/example.cr