C语言实现ATM系统：登录与基础功能

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <conio.h>
#include <windows.h> //sleep头文件
#define N 5
typedef struct constomer
{
int time; //交易次数
char name[10]; //姓名
long int account; //账号
char code[7]; //密码
double total; //当前账户总额
double yue; //当前账户余额
}Cst;

Cst person[N]={{0,"lily",001,"111111",1000,1000},
{0,"mike",002,"111111",1000,1000},
{0,"kitty",003,"111111",1000,1000},
{0,"mary",004,"111111",1000,1000},
{0,"lee",005,"111111",1000,1000}}; 

int main()
{
void daojishi(); //声明倒计时函数
int t;
void welcome(); //声明欢迎界面函数
void enter(); //声明函数,问用户是否进入系统
int check();    //声明密码验证函数 
void menu(int t); //声明菜单函数 

welcome(); //调用欢迎界面函数
enter(); //调用函数,问用户是否进入系统.
t=check(); //调用密码验证函数
printf("\n请按任意键进入菜单界面...\n");
menu(t); //调用菜单函数 
return 0;
}


void welcome() //定义欢迎界面函数
{
printf("---------------------------------------------------------------------------\n");
printf("                                                           wel\n");
printf("---------------------------------------------------------------------------");
Sleep(150);
    system("CLS");
printf("------------------------------------------------------------------------\n");
printf("                                                          welcome\n");
printf("------------------------------------------------------------------------\n");
Sleep(150);
    system("CLS");
printf("   -------------------------------------------------------------------------\n");
printf("                                                       welcome to\n");
printf("   -------------------------------------------------------------------------");
Sleep(150);
    system("CLS");
printf("---------------------------------------------------------------------------\n");
printf("                                                 welcome to ATM!\n");
printf("---------------------------------------------------------------------------");
Sleep(150);