腾讯第三题 A 90 最后10在哪里？？？？

package tx;

import java.util.Scanner;

public class Tx3 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] d = new int[n];
        for(int i = 0; i < n; i++) {
            d[i] = sc.nextInt();
        }
        int[] p = new int[n];
        for(int i = 0; i < n; i++) {
            p[i] = sc.nextInt();
        }
        System.out.println(getResult(d, p, 0, 0, n - 1));
    }
    
    public static int getResult(int[] d, int[] p, int index, int wuli, int len) {
        int result = 0;
        if(index == len) {
            if(wuli < d[index]) {
                return p[index];
            }else {
                return 0;
            }
        }
        if(wuli >= d[index]) {
            result += Math.min(p[index] + getResult(d, p, index + 1, wuli + d[index], len), getResult(d, p, index + 1, wuli, len));
        }else {
            result += p[index] + getResult(d, p, index + 1, wuli + d[index], len);
        }
        return result;
    }
}
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