java程序设计Arraylist问题

java设计一个竞赛评分程序,要求:
(1)能设置评委数,评委数作为公共静态的数据存储在选手信息类中。
(2)利用 ArrayList 存储选手对象,能添加、删除选手。
(3)能输入选手得分。
(4)选手的最终分数为去掉一个最高分和一个最底分后的求平均分。
(5)能输出每个选手的编号、姓名和最终分数


// 应该是还有bug的,但是我不想改

@Data
class Player{
    private String name;
    private int code;
    private List<Integer> score;
    private int finalScore;
}

public class Hello {

    public static int judge = 0;

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);
        int useFor;

        List<Player> players = new ArrayList<>();
        boolean boo = true;
        while (boo) {
            System.out.println("你要干啥?");
            useFor = scanner.nextInt();
            switch (useFor) {
            case 1:
                System.out.println("请输入评委个数");
                judge = scanner.nextInt();
                System.out.println("评委个数:" + judge);
                break;
            case 2:
                System.out.println("添加选手");
                String name = scanner.next();
                System.out.println(name);
                int code = scanner.nextInt();
                int score;
                List<Integer> scores = new ArrayList<>();
                for (int i = 0; i < judge; i++) {
                    score = scanner.nextInt();
                    scores.add(score);
                }
                Player player = new Player();
                player.setName(name);
                player.setCode(code);
                player.setScore(scores);
                players.add(player);
                Collections.sort(scores);
                int totalScore = 0;
                for (int i = 1; i < judge - 1; i++) {
                    totalScore += scores.get(i);
                }
                player.setFinalScore(totalScore/(judge-2));
                System.out.println("选手:" + player);
                break;
            case 3:
                System.out.println("各个选手:");
                for (Player temp : players) {
                    System.out.println(temp);
                }
                break;
            case 4:
                boo = false;
                System.out.println("爷溜了");
                break;
            default:
                break;
            }
        }

    }
}

你这种需求该去 猪八戒网 发布吧

思路:
1.定义选手的JAVABEAN,保存选手信息;
2.定义ArrayList成员变量,新增选手时add到ArrayList里面;
3.使用get方法读取出来修改;
4.使用remove删除。