fibo.kt

package fibo

fun fibo(max:Int):Stream<Pair<Int, Int>> {
  return stream(Pair(0, 1)) {
    val next = it.first + it.second
    if (next < max) {
      Pair(it.second, next)
    } else {
      null
    }
  }
}
fun main(args:Array<String>) {
    fibo(10000).forEach {print("${it.first} ")}
}