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-2.2.1.159 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.158 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.157 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.156 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.155 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.154 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.153 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.152 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.151 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.150 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.149 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.148 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.147 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.146 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.145 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.144 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.143 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.142 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.141 tracks/crystal/exercises/binary/src/example.cr
trackler-2.2.1.140 tracks/crystal/exercises/binary/src/example.cr