백준 10870번 - 피보나치 수 5 (Java 8)

https://www.acmicpc.net/problem/10870

10870번: 피보나치 수 5

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static int fibonacci(int n){
        if(n == 0) return 0;
        if(n == 1) return 1;

        return fibonacci(n - 1) + fibonacci(n - 2);
    }
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        int n =Integer.parseInt(br.readLine());

        System.out.println(fibonacci(n));
    }
}