Java 计算斐波那契数列1

public class MainClass {
   public static long fibonacci(long number) {
      if ((number == 0) || (number == 1)) return number;
      else return fibonacci(number - 1) + fibonacci(number - 2);
   }

   public static void main(String[] args) {
      for (int counter = 0; counter <= 10; counter++) {
         System.out.printf("Fibonacci of %d is: %d\n", counter, fibonacci(counter));
      }
   }
}