Contents

case class Binary(s: String) {
  val toDecimal: Int = s.foldLeft[Option[Int]](Some(0)){
    case (Some(acc), '0') => Some(acc * 2)
    case (Some(acc), '1') => Some(acc * 2 + 1)
    case _ => None
  }.getOrElse(0)
}

Version data entries

396 entries across 396 versions & 1 rubygems

Version	Path
trackler-2.2.1.119	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.118	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.117	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.116	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.115	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.114	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.113	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.111	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.110	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.109	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.108	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.107	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.106	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.105	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.104	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.103	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.102	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.101	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.100	tracks/scala/exercises/binary/example.scala
trackler-2.2.1.99	tracks/scala/exercises/binary/example.scala