幸运抽奖系统

package cn.c;

import java.util.Scanner;

public class SysFuW {

/**
* 幸运抽奖系统
* @param args
*/
public static boolean IsRight=false;
public static Scanner input=new Scanner(System.in);
public static String name = null;
public static int pwd = 0;
public static void main(String[] args) {



do{
System.out.println("****欢迎进来奖客富翁系统****");
System.out.println("\t1.注册\n\t2.登入\n\t3.抽奖");
System.out.println("************************\n");
System.out.print("请选择菜单:");
int num=input.nextInt();
switch(num){
case 1:
System.out.println("[欢迎进来奖客富翁系统>注册]\n请填写个人注册信息:");
System.out.print("用户名:");
name=input.next(); //用户名
System.out.print("密码:");
pwd=input.nextInt();
int carNum=(int)(Math.random()*10000);
System.out.println("注册成功,请记好您的会员卡号");
System.out.println("用户名\t密码\t会员卡号");
System.out.println(name+"\t"+pwd+"\t"+carNum);
NoYes();
break;


case 2:
System.out.print("[奖客富翁系统>登入]\n请输入用户名:");
String name1=input.next();
System.out.print("请输入密码:");
int pwd1=input.nextInt();

if(name1.equals(name) &&pwd1==pwd){

System.out.print("欢迎您:"+name+"\n");
IsRight=false;
NoYes();

}else{
System.out.print("登入失败!");
}

break;


case 3:
System.out.print("[奖客富翁系统>抽奖]\n请输入您的卡号:");
int num1=input.nextInt();
if(num1!=9402||num1!=5668||num1!=8042||num1!=8512||num1!=4213){

System.out.print("本日的幸运数字为:9402 5668 8042 8512 4213\n抱 歉!您不是本日的幸运会员!\n");
IsRight=false;
NoYes();
}else{
System.out.print("恭喜您!您是本日的幸运会员!\n");
}
break;


default:
IsRight=true;
break;
}
}while(IsRight);


}


/*
* 是否继续
*
* */
public static void NoYes(){

System.out.print("继续吗?(y/n):");
String answer=input.next();

if(answer.equals("y")){
IsRight=true;

}else if(answer.equals("n")){
System.out.println("系统退出,谢谢使用!");
IsRight=false;

}
}
}

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转载自www.cnblogs.com/BingBing-Deng/p/9263738.html