java code for calculating the nth term in fibonacci series

1class Main
2{
3    // Function to find the nth Fibonacci number
4    public static int fib(int n)
5    {
6        if (n <= 1) {
7            return n;
8        }
9 
10        return fib(n - 1) + fib(n - 2);
11    }
12 
13    public static void main(String[] args)
14    {
15        int n = 8;
16 
17        System.out.println("nth Fibonacci number is " + fib(n));
18    }
19}