#include<stdio.h>
#include<stdlib.h>
void chaxun(a3)
{
int b;
b = a3;
printf("您的余额:%d\n", b);
}
int qukuan(int a3)
{
int a=0, b=0;
printf("请输入要取的金额:\n");
scanf("%d", &a);
b = a3 - a;
if (b < 0)
{
printf("您的余额不足\n");
}
else
{
printf("请拿好你的%d元现金\n",a);
a3 = a3 - a;
}
return a3;
}
int gaimi(int a2)
{
int b, d, c = 1, e = 1;
while (e)
{
printf("请输入您的原密码\n");
scanf("%d", &d);
if (a2 == d)
{
e = 0;
}
else
{
e = 1;
printf("密码错误，请重新输入\n");
}
}
while (c)
{
printf("请输入您的新密码\n");
scanf("%d", &a2);
printf("请确认您的新密码\n");
scanf("%d", &b);
if (a2 == b)
{
printf("密码修改成功\n");
c = 0;
}
else
{
c = 1;
printf("俩次输入不一致，请重新修改\n");
}
}
return a2;
}
void quka()
{
printf("请收好您的卡片\n");
printf("谢谢，再见\n");
}
int cunkuan(int a3)
{
int k = 0;
printf("请输入您要存的金额\n");
scanf("%d", &k);
a3 = a3 + k;
printf("您的总金额为%d\n",a3);
return a3;
}
int main()
{
int b = 1, c, k, l, q = 1;
int a1 = 123456, a2 = 123456, a3 = 1000;
printf("欢迎使用atm机\n");
while (q)
{
printf("请输入您的帐号\n");
scanf("%d", &k);
printf("请输入密码\n");
scanf("%d", &l);
if (a1 == k&&a2 == l)
{
printf("您的账户余额为%d", a3);
q = 0;
}
else
{
printf("您的密码错误,请重新输入\n");
q = 1;
}
}
do{
printf("请选择\n");
printf("1查询\n");
printf("2取款\n");
printf("3修改密码\n");
printf("4取卡\n");
printf("5存款\n");
scanf("%d", &c);
switch (c)
{
case 1:
chaxun(a3);
break;
case 2:
a3 = qukuan(a3);
break;
case 3:
a2 = gaimi(a2);
break;
case 4:
quka();
break;
case 5:
cunkuan(a3);
break;
default:
break;
}
} while (c != 4);
return;
}
原文地址：http://10942013.blog.51cto.com/10932013/1759974
