Sync

Task/FizzBuzz/Scala/fizzbuzz-1.scala

@@ -1,6 +1,7 @@
-(1 to 100) foreach {
-    case x if (x % 15 == 0) => println("FizzBuzz")
-    case x if (x % 3 == 0) => println("Fizz")
-    case x if (x % 5 == 0) => println("Buzz")
-    case x => println(x)
-}
+  for (x <- 1 to 100) println(
+    (x % 3, x % 5) match {
+      case (0, 0) => "FizzBuzz"
+      case (0, _) => "Fizz"
+      case (_, 0) => "Buzz"
+      case _      => x
+    })

Task/FizzBuzz/Scala/fizzbuzz-2.scala

@@ -1,6 +1,8 @@
-(1 to 100) map ( x => (x % 3, x % 5) match{
-    case (0,0) => "FizzBuzz"
-    case (0,_) => "Fizz"
-    case (_,0) => "Buzz"
-    case _ => x
-}) foreach println
+  def replaceMultiples(x: Int, rs: (Int, String)*) =
+    rs map { case (n, s) => Either cond (x % n == 0, s, x) } reduceLeft ((a, b) =>
+      a fold ((_ => b), (s => b fold ((_ => a), (t => Right(s + t))))))
+
+  def fizzbuzz(n: Int) =
+    replaceMultiples(n, 3 -> "Fizz", 5 -> "Buzz") fold ((_ toString), identity)
+
+  1 to 100 map fizzbuzz foreach println

Task/FizzBuzz/Scala/fizzbuzz-3.scala

@@ -1,8 +1,2 @@
-def replaceMultiples(x: Int, rs: (Int, String)*) =
-  rs map {case (n, s) => Either cond (x % n == 0, s, x)} reduceLeft ((a, b) =>
-    a fold ((_ => b), (s => b fold ((_ => a), (t => Right(s + t))))))
-
-def fizzbuzz(n: Int) =
-  replaceMultiples(n, 3 -> "Fizz", 5 -> "Buzz") fold ((_ toString), identity)
-
-1 to 100 map fizzbuzz foreach println
+  def f(a: Int, b: Int, c: String, d: String): String = if (a % b == 0) c else d
+  for (i <- 1 to 100) println(f(i, 15, "FizzBuzz", f(i, 3, "Fizz", f(i, 5, "Buzz", i.toString))))