趋势科技第二题

再借借群里老哥的图...

import java.util.Arrays;
import java.util.Scanner;

public class Main {
    private static String process(String num1, String num2) {
        // 坑1：输入转换
        String[] strs = num1.split(" ");
        int[] nums = new int[6];
        int num = Integer.parseInt(num2);
        for (int i = 0; i < strs.length; i++) {
            nums[i] = Integer.parseInt(strs[i]);
        }
        int ans = 0;
        // 直接暴力..
        for (int i = 0; i <= nums[0]; i++) {
            for (int j = 0; j <= nums[1]; j++) {
                for (int k = 0; k <= nums[2]; k++) {
                    for (int l = 0; l <= nums[3]; l++) {
                        for (int m = 0; m <= nums[4]; m++) {
                            for (int n = 0; n <= nums[5]; n++) {
                                if (i + 5 * j + 10 * k + 20 * l + 50 * m + n * 100 == num) {
                                    ans += i + j + k + l + m + n;
                                }
                            }
                        }
                    }
                }
            }
        }
        // 如果没有返回 - 1
        return ans == 0 ? "-1" : String.valueOf(ans);
    }

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String strValueSequences = sc.nextLine();
        String strChargeNum = sc.nextLine();

        String sum = process(strValueSequences, strChargeNum);
        System.out.println(sum);
    }
}