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服务器之家 - 编程语言 - C/C++ - C语言实现ATM系统程序的完整代码

C语言实现ATM系统程序的完整代码

2021-11-03 14:56weixin_53391957 C/C++

这篇文章主要介绍了C语言实现ATM系统程序的完整代码,本文给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要的朋友可以参考下

实现效果如图:

C语言实现ATM系统程序的完整代码

代码如下:

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#include<stdio.h>
#include<string.h>
#include<conio.h>
#include<stdlib.h>
//开户信息
typedef struct _Person
{
    char name[20];
    char account[20];
    char password[7];
    float money;
}Person;
//结点
typedef struct _Node
{
    Person P;   //客户
    struct _Node* next;
}Node;
Node* HeadNode = NULL;//链表头
 
/*----------------函数--------------------*/
void Login();
void Menu();
void Register();
void LoginMenu(Node* pNode);
void FindAccount(Node* pNode);
void DrawMoney(Node* pNode);
void Deposit(Node* pNode);
void Transfer(Node* pNode);
void LoginMenu(Node* pNode);
 
//主菜单
void Menu()
{
    printf("\n\t\t\t欢迎进入ATM银行管理系统\n");
    printf("\t\t 1. 注册\n");
    printf("\t\t 2. 登录\n");
    printf("\t\t 3. 系统帮助\n");
    printf("\t\t 4. 查询账号\n");
    printf("\t\t 5. 退出\n");
}
//注册
void Register()
{
    Node* NewNode = (Node*)malloc(sizeof(Node));
    NewNode->next = NULL;
    NewNode->P.money = 0;
 
    printf("请输入您的名字:");
    scanf("%s", NewNode->P.name);
    printf("请输入您的密码:");
    scanf("%s", NewNode->P.password);
 
    char Password[7];
    printf("请再次输入您的密码:");
    scanf("%s", Password);
 
    for (int i = 1; i < 4; i++)
    {
        if (strcmp(NewNode->P.password, Password) != 0)
        {
            printf("您输入的密码有误,还有%d次机会.\n", 3 - i);
            printf("请再次输入您的密码:");
            scanf("%s", Password);
        }
        else
        {
            srand((unsigned int)time(NULL));
            sprintf(NewNode->P.account, "%d%d%d%d%d", rand() % 9000 + 1000, rand() % 9000 + 1000,
                rand() % 9000 + 1000, rand() % 9000 + 1000, rand() % 900 + 100);
            //头插法
            if (HeadNode == NULL)
            {
                HeadNode = NewNode;
            }
            else
            {
                NewNode->next = HeadNode;
                HeadNode = NewNode;
            }
            printf("\n\n\n\n\t\t\t\t恭喜你已经成功注册账户,以下是您的账户信息.\n");
            printf("\t\t\t\t姓名:%s\n", NewNode->P.name);
            printf("\t\t\t\t账户:%s\n", NewNode->P.account);
            printf("\t\t\t\t余额:%.2f\n", NewNode->P.money);
            getch();
            return 1;
        }
 
    }
    printf("您的账号已被锁定,请稍后再试.");
    return 1;
}
//取款
void DrawMoney(Node* pNode)
{
    Node* mNode = pNode;
    float Money = 0;
    printf("欢迎进入ATM银行管理系统\n");
    printf("请选择你取款金额\n");
    printf("100\t\t2000\n");
    printf("500\t\t5000\n");
    printf("10000\t\t其他金额\n");
    scanf("%f", &Money);
    mNode->P.money = mNode->P.money - Money;
    return mNode;  
}
//存款
void Deposit(Node* pNode)
{
    Node* mNode = pNode;
    float Money = 0;
    printf("请存取您的金额:");
    scanf("%f", &Money);
    mNode->P.money = mNode->P.money + Money;
    return mNode;
}
//转账
void Transfer(Node* pNode)
{
    Node* TNode = HeadNode;
    char Account[20];
    printf("请输入转账的号码:");
    scanf("%s", Account);
    while (TNode != NULL)
    {
        if (strcmp(TNode->P.account, Account) != 0)
        {
            TNode = TNode->next;
            continue;
        }
        else
        {
            float Money = 0;
            printf("请输入您要转账的金额:");
            printf("100\t\t2000\n");
            printf("500\t\t5000\n");
            printf("10000\t\t其他金额\n");
            scanf("%f", &Money);
            TNode->P.money = TNode->P.money + Money;
            pNode->P.money = pNode->P.money - Money;
            return 1;
        }
    }
    return 1;
}
//登录菜单
void LoginMenu(Node * pNode)
{
 
    while (1)
    {
        printf("欢迎进入ATM银行管理系统\n");
        printf("请选择以下服务:\n");
        printf("1.取款\t\t2.查询\n");
        printf("3.存款\t\t4.转账\n");
        printf("5.修改密码\t6.退出\n");
 
        char ch = getch();
        switch (ch)
        {
        case '1':
            DrawMoney(pNode);
            break;
        case '2':
            printf("您的账户余额为:%.2f", pNode->P.money);
            getch();
            break;
        case '3':
            Deposit(pNode);
            break;
        case '4':
            Transfer(pNode);
            break;
        case '5':
            break;
        case '6':
            return 0;
            break;
        default:
            break;
        }
        system("cls");
    }
    
 
}
//登录
void Login()
{
    system("cls");
    Node* pNode = HeadNode;
 
    char P_account[20];
    char P_password[7];
    printf("请输入您的卡号:");
    scanf("%s", P_account);
 
    while (pNode != NULL)
    {
        if (strcmp(P_account,pNode->P.account) != 0)
        {
            pNode = pNode->next;
            continue;
        }
        else
        {
            for (int i = 1; i < 4; i++)
            {
                printf("请输入您的密码:");
                scanf("%s", P_password);
                if (strcmp(P_password, pNode->P.password) != 0)
                {
                    printf("您输入的密码有误,还有%d次机会.\n", 3 - i);
                }
                else
                {
                    system("cls");
                    LoginMenu(pNode);
                    return 1;
                }
            }
            printf("\n对不起,您输入的密码有误,请重新登录.\n");
            system("pause");
            return 1;
 
        }
        
    }
    return 1;
}
//系统帮助信息
void Help()
{
    system("cls");
    printf( "\n\n\n\n\t——————————-----—---——ATM系统帮助----------------------------------------\n"
            "\t1、初始界面:客户插卡前或者退卡后ATM显示的界面,提示客户插卡操作及银行广告.\n"
 
            "\t2、身份认证:需要客户插入银行卡后输入密码来验证所有权.\n"
 
            "\t3、吞卡:客服若连续输入密码3次错误后,则将卡吞入ATM内.\n"
 
            "\t4、账户:账户由银行卡的卡号、密码、银行系统用户信息组成.\n"
 
            "\t5、业务操作:由查询余额、取款、存款、转账、取卡等事项组成.\n"
 
            "\t6、查询余额:显示该账户中剩余金额.\n"
 
            "\t7、取款:根据客户输入的金额从账户中扣除相应的金额,客户可以提取相应数额的现金.\n"
 
            "\t8、存款:客户存入现金,账户根据现金数额增加剩余金额.\n"
 
            "\t9、转账:客户输入另外一个账户号码和金额,从本账户的余额中减去该金额,增加到那个账号中.\n"
 
            "\t10、打印凭条:凭条由日期,银行卡的卡号,交易流水号组成.\n"
 
            "\t11、取卡:客户取回银行卡.\n"
            "\t————————————————-------------------------------------------------------\n"
    );
    getch();
    return 1;
}
//查询账号
void FindAccount(Node* pNode)
{
    Node* FNode = pNode;
    char AccountName[7];
    printf("请输入账号姓名:");
    scanf("%s", AccountName);
 
    while (FNode != NULL)
    {
        if (strcmp(AccountName, FNode->P.name) != 0)
        {
            FNode = FNode->next;
            continue;
        }
        else
        {
            printf("该姓名的账户为:%s", FNode->P.account);
            return 1;
        }
    }
    printf("抱歉!该姓名未注册账号.");
    return 1;
}
int main()
{
    system("color b0");
        
    while (1)
    {
        system("cls");
        Menu();
        char ch = _getch();
        switch (ch)
        {
        case '1':
            Register();
            break;
        case '2':
            Login();
            break;
        case '3':
            Help();
            break;
        case '4':
            FindAccount(HeadNode);
            getch();
            break;
        case '5':
            exit(0);
        default:
            break;
        }
    }
    return 0;
}

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原文链接:https://blog.csdn.net/weixin_53391957/article/details/116273923

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