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ScalaのStreamで書いたFizzBuzz
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| object FizzBuzzStream { | |
| private def calc(fizzbuzz: (Int, Int), i: Int):Stream[String] = { | |
| val s = (i % fizzbuzz._1, i % fizzbuzz._2) match { | |
| case (0, 0) => "FizzBuzz" | |
| case (0, _) => "Fizz" | |
| case (_, 0) => "Buzz" | |
| case _ => i.toString | |
| } | |
| s #:: this.calc(fizzbuzz, i + 1) | |
| } | |
| def apply(fizzbuzz: (Int, Int)): Stream[String] = this.calc(fizzbuzz, 1) | |
| } | |
| object FizzBuzz extends App { | |
| println(FizzBuzzStream((3, 5)) take 100 mkString " ") | |
| } |
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