@@ -0,0 +1,580 @@
+package com.github.conradoqg.studydsa.hackerrank.challenges.ctci;%0A%0Aimport java.util.Scanner;%0A%0Apublic class FibonacciNumbers %7B%0A    public static int fibonacci(int n) %7B%0A        if (n %3C= 0)%0A            return 0;%0A        else if (n == 1)%0A            return 1;%0A        else %7B%0A            return fibonacci(n - 1) + fibonacci(n - 2); %0A        %7D%0A%0A    %7D%0A%0A    public static void main(String%5B%5D args) %7B%0A        try (Scanner scanner = new Scanner(System.in)) %7B%0A            int n = scanner.nextInt();%0A            scanner.close();%0A            System.out.println(fibonacci(n));%0A        %7D%0A    %7D%0A%7D%0A

Add fibonacci numbers CTCI challenge