JS，ATM代码

rs =require("readline-sync");

let island = false;

let name1 = "1";

let mima1 = "2";

let money=20000;

let acount=10000;

const MAX_ACOUNT=100000;

for(let i=1;i<=3;i++){

console.log("请输入用户名");

let name2 = rs.question();

console.log("请输入密码");

let mima2 = rs.question();

if(name1==name2&&mima1==mima2){

    island = true;

    break;

}

else{

    console.log("你的账号或密码错误，你今天登陆次数还剩"+(3-i));

}

if(i>3){

    console.log("本日次数已达上限，请联系银行人员");

    break;

}

}

while(island){

    console.log("请输入你要服务的项目：1.查询 2.取钱 3.存钱 4.其他 5.退出 6.改密");

    let num=rs.question() -0;

    switch(num){

        case 1:console.log("你的余额为"+money);

        break;

        case 2:console.log("请输入你的取款金额");let quqian=rs.question() -0;

        if(quqian>money||quqian%100!=0){

            console.log("你输入的金额不正确，请重新输入");

        }

        else if(quqian>5000){

            console.log("单次取款金额为5000，请确认取款金额");

        }else if(quqian>=acount){

            console.log("机器故障，请联系工作人员");

        }

        else{

            money-=quqian;

            acount-=quqian;

            console.log("取钱成功，当前卡上余额为"+money);

        }

        break;

        case 3:console.log("请将你的现金整齐放入入钞口，并按确认键");

        let cunqian=rs.question() -0;

       if(cunqian%100!=0){

           console.log("你放入的钞票内有不能识别的钞票，请确认后再放");

       }else if(cunqian+acount>MAX_ACOUNT){

           console.log("机器故障，请联系工作人员");

       }

        else{

            money+=cunqian;

            acount+=cunqian;

            console.log("存款成功，当前卡上余额为："+money);

        }

        break;

        case 4:console.log("这项服务已暂停");

        break;

        case 5:

        island=false;

        break;

        case 6:console.log("请输入你的新密码");

        let xinmima1=rs.question() -0;

        console.log("请在此输入你的新密码");

        if(mima2=xinmima2){

            console.log("你两次输入密码不一样");

            break;

        }

        mima1=xinmima1

        console.log("你的密码修改成功，新密码为"+mima1);

        break;

        default:console.log("你输入的不正确");

        break;

    }

}

      console.log("请收好你的卡片，欢迎下次光临");