用Java編寫銀行存錢取錢
const readline = require(‘readline-sync‘)//引用readline-sync
let s = 2;//錯誤的次數
for (let i = 0; i < 3; i++) {
console.log(‘請輸入名：（由英文組成）‘);
let user = readline.question();
console.log(‘請輸入密碼：（由數字組成）‘);
let password = readline.question();
let arr = [‘yang‘, ‘123456‘];
if (user == arr[0] && password == arr[1]) {
console.log(‘歡迎您，登陸成功‘);
for (let yewu = 1; yewu >= 1; yewu++) {
console.log(‘請選擇業務：\n1.存款： \n2.取款： \n3.查看： \n4.退出：‘);
let yewu = readline.question() - 0;
let money = 3000;
if (yewu > 4) {
console.log(‘對不起你輸入的有誤，請重新輸入：‘)
continue;
}
switch (yewu) {
case 1:
//存款money2為錢變化後的總數
console.log(‘存款‘);
console.log(‘請輸入存款金額：‘);
let cunkuan = readline.question() - 0;
money2 = money + cunkuan;
console.log(‘系統正在為你存錢請稍等。。。。。\n存錢成功您當前余額為‘ + money2);
continue;
case 2:
console.log(‘取款‘);
console.log(‘請輸入取款金額：‘);
let qukuan = readline.question() - 0;
if (qukuan > money2) {
console.log(‘對不起你的余額不足！，您的余額不足，請重新輸入或者退出‘);
} else {
money2 = money2 - qukuan;
console.log(‘當前余額為：‘ + money2);
}
continue;
case 3:
console.log(‘查看‘);
console.log(‘當前你的余額為：‘ + money2);
continue;
case 4:
console.log(‘退出‘);
console.log(‘歡迎你下次使用！‘);
break;
}break;
}
break;
} else {//輸入不正確時
if (s != 0) {
console.log(‘密碼或賬戶名錯誤，您還有‘ + s + "次機會,請重新輸入：");
s--;
continue;
} else {
console.log(‘對不起，賬戶已鎖定！‘);
break;
}
}
}
用Java編寫銀行存錢取錢