1_Java考试.zip

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1_Java考试.zip 大约有4个文件

account.txt 700B
bank.txt 919B
登录注册.txt 2.55KB
饲养员喂养动物.txt 1.91KB

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1_Java考试.zip

/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package dengluzhuce; import java.util.Scanner; /** * * @author Administrator */ public class Dengluzhuce { public static void main(String[] args) { String[][] userData = new String[10][2]; while(true){ System.out.println("**欢迎使用注册系统**"); System.out.println("1.登录"); System.out.println("2.注册"); System.out.println("3.查看"); System.out.println("4.退出"); System.out.println("请选择功能序号："); Scanner sc=new Scanner(System.in); int a=sc.nextInt(); switch(a){ case 1: System.out.println("请输入用户名："); String name = sc.next(); System.out.println("请输入密码"); String password = sc.next(); for (int i = 0;i < userData.length; i++){ if (userData[i][0]!=null&&name.equals(userData[i][0])&&password.equals(userData[i][1])){ System.out.println("登录成功！"); break; } else{ System.out.println("账号或密码有误，请重试！"); break; } } break; case 2: System.out.println("请输入用户名："); String inputname = sc.next(); System.out.println("请输入密码"); String inputpassword = sc.next(); for (int i = 0;i < userData.length; i++){ if (userData[i][0]==null){ userData[i][0]=inputname; userData[i][1]=inputpassword; break; } } break; case 3: System.out.println("用户名\t"+"密码"); for (int i = 0;i < userData.length; i++){ System.out.println(userData[i][0]+"\t"+userData[i][1]); System.out.println(); } break; case 4: System.out.println("再见！"); System.exit(0); break; default: System.out.println("输入有误，请重新输入"); break; } } } }

1_Java考试.zip

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