// functional/RecursiveFibonacci.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.

public class RecursiveFibonacci {
 IntCall fib;
 RecursiveFibonacci() {
 fib = n -> n == 0 ? 0 :
 n == 1 ? 1 :
 fib.call(n - 1) + fib.call(n - 2);
 }
 int fibonacci(int n) { return fib.call(n); }
 public static void main(String[] args) {
 RecursiveFibonacci rf = new RecursiveFibonacci();
 for(int i = 0; i <= 10; i++)
 System.out.println(rf.fibonacci(i));
 }
}
/* Output:
0
1
1
2
3
5
8
13
21
34
55
*/