个人作业三-ATM管理系统

main函数

ifndef MAIN_H
define MAIN_H

include "stdio.h"
include "math.h"

int  check_balance(int);
int  drewmoney(int);
int  reset_password(int);
void take_card();
int  save_money(int );


#endif

#include "main.h"

int main()
{
    int account_temp,password_temp,slect_temp;
    int account = 123456;//账户  
    int password = 123456;//密码  
    int balance = 1000;//余额  
    printf("welcome to use the ATM !\n\n");
    while(1)
    {
        printf("please input your account number :");
        scanf("%d",&account_temp);
        printf("please input your password :");
        scanf("%d",&password_temp);
        
        if (account_temp==account&&password_temp==password)
        {
            printf("your account balance is : %d\n\n",balance);
            break;
        }
        else
        {
            printf("account or password error!!\n");
            continue;
        }
    }
    
    do
    {    
        printf("**************\n");
        printf("1.check the balance.\n");
        printf("2.withdrew money.\n");
        printf("3.reset password.\n");
        printf("4.take card.\n");
        printf("5.save money.\n");
        printf("**************\n");
        printf("\n\t\t please Select the project you want to serve:\n");
        scanf("%d",&slect_temp);
        
        switch(slect_temp)
        {
            case 1:
                check_balance(balance);
                break;
            case 2:
                balance = drewmoney(balance);
                break;
            case 3:
                password = reset_password(password);
                break;
            case 4:
                take_card();
                break;
            case 5:
                balance = save_money(balance);
                break;        
        }
    }while(slect_temp!=4);
    return 0;
}

查询余额

include"main.h"

//查询账户余额  
int  check_balance(int balance)
{
    int b;
    b = balance;
    printf("your account balance is :%d $\n\n",b);
}

取款

//取钱，输入要取金额，金额不足，更新余额。 
int drewmoney(int balance)
{
    int drew_account,deviation;
    printf("please input the account you want to  drew :");
    scanf("%d",&drew_account);
    deviation = balance - drew_account;
    if(deviation < 0)
        printf("your account balance is not enough!\n");
    else printf("please keep your cash: %d $\n",drew_account);
    
    return deviation;    //返回余额    
}

存款

//存钱，返回新的余额 
int save_money(int balance)
{
    int save_account;
    printf("please input the save account:\n");
    scanf("%d",&save_account);
    if(save_account<0)
        printf("sorry,no negative account!!\n");
    else 
        printf("you have saved money %d $\n",save_account);
    return balance+save_account;
}

**运行结果 **

任务内容	计划完成需要的时间（min）	实际完成需要的时间（min）
计划	15	10
估计这个任务需要多少时间，并规划大致工作步骤	20	15
开发	300	350
需求分析（包括学习新技术）	40	50
生成设计文档	5	5
设计复审	5	5
代码规范	10	20
具体设计	10	15
具体编码	50	45
代码复审	5	5
测试（自我测试，修改代码，提交修改）	5	5
报告	5	5
测试报告	5	5
计算工作量	10	10
事后总结，并提出过程改进计划	5	3