JAVA經典程式題目-費氏級數(遞迴)

import java.util.Scanner;

public class Fibonacci {

public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
        System.out.println("Please fill in :");
        System.out.print("value = ");
        int m =  scanner.nextInt();
        System.out.println("Fibonacci Number: " + fib(m));
}

private static int fib(int m) {
if(m==1 || m==2 )
return 1;
else if(m==0) return 0;
else return fib(m-1)+fib(m-2);
}

}