招银网络的题,母牛题帮忙看看对不对
import java.util.*; public class Main { public static long find(int n) { if(n == 1) { return 10; } return find(n-1) + find(n-1) * 2 - (n - 1) * 2; } public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); System.out.println(find(n));//n输入100 } }
