Contents

class Hamming(strand1: String, strand2: String) {

  def distance =
    if (strand1.length == strand2.length) {
      val dist = commonPairs.count { case (a, b) => a != b }
      Some(dist)
    } else None

  private def commonPairs = strand1.zip(strand2)
}

object Hamming {
  def distance(strand1: String, strand2: String) =
    new Hamming(strand1, strand2).distance
}

Version data entries

205 entries across 205 versions & 1 rubygems

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