第一模块

import java.util.ArrayList;
import java.util.Scanner;

public class SportsMeetManagementSystem {
public static void main(String[] args) {
ArrayList<Athlete> athletes = new ArrayList<Athlete>();
Scanner scanner = new Scanner(System.in);
int choice = -1;

while (choice != 0) {
System.out.println("请选择操作：");
System.out.println("1. 添加运动员");
System.out.println("2. 查看运动员");
System.out.println("0. 退出程序");