23 lines
588 B
Java
23 lines
588 B
Java
// generics/Fibonacci.java
|
|
// ©2016 MindView LLC: see Copyright.txt
|
|
// Generate a Fibonacci sequence.
|
|
import java.util.function.*;
|
|
|
|
public class Fibonacci implements Supplier<Integer> {
|
|
private int count = 0;
|
|
@Override
|
|
public Integer get() { return fib(count++); }
|
|
private int fib(int n) {
|
|
if(n < 2) return 1;
|
|
return fib(n-2) + fib(n-1);
|
|
}
|
|
public static void main(String[] args) {
|
|
Fibonacci gen = new Fibonacci();
|
|
for(int i = 0; i < 18; i++)
|
|
System.out.print(gen.get() + " ");
|
|
}
|
|
}
|
|
/* Output:
|
|
1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584
|
|
*/
|