C语言2000行代码程序

#include

#include

#include

#include

#include #define N 100

struct info

{

char account[30]; char user[100];

long dsit;

long pw;

} bank[N];/*

= {

{"2011021232",

"ouyan",

10000,

892968}

};*/

void login();

void regist();

int menu();

int refer();

int deposit();

int withdraw();

int transfer();

int resetPW();

int judgePW(long ps);

/*flagI标记当前登录账户，flagN标记当前转账的账户*/

int flagI, flagN;

int n = 0;

main()

{

int choice = -1;

while(1)

{

printf("\t\t==============================================\n");

printf(" 欢迎使用自助存取款系统\n");

printf("\n ================================ \n");

printf(" 1.登录\n");

printf(" 2.注册\n"); printf(" 3.退出\n"); printf("\n ================================ \n"); printf("\t* 请输入您的选择:");

scanf("%d", &choice);

switch(choice)

{

case 1:

system("cls");

login();

break;

case 2:

system("cls");

regist();

break;

case 3:

exit(0);

break;

default:

printf("输入有误，请重输...\n");

break;

}

}

}

////////////////////////////////////登录///////////////////////////////////////////

void login()

{

int i;

int flag = 0;

char my_act[100];

long password;

int X = -1;

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****登录****=================\n");

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t* 输入账户：");

scanf("%s", my_act);

//输入账户

printf("\n");

printf("\t\t* 输入密码：");

scanf("%ld", &password);

//输入密码

for(i=0; i

{

if(strcmp(my_act, bank[i].account) == 0 && password == bank[i].pw) {

flagI = i;

flag = 1;

printf("\t\t登录成功，正在跳转页面...\n");

Sleep(2000);

system("cls");

while(1)

{

X = menu();

//成功进入

if(X == 1)

{

system("cls");

menu();

}

else

return;

}

}

else

{

printf("\t\t账号或密码错误，请重新输入...\n");

Sleep(2000);

system("cls");

return;

}

}

}

///////////////////////////////////注册////////////////////////////////////////////

void regist()

{

int i;

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****注册****=================\n");

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t请输入您的账户:\n");

printf("\t\t");

scanf("%s", bank[n].account);

printf("\t\t请输入用户名:\n");

printf("\t\t");

scanf("%s", bank[n].user);

printf("\t\t输入您的密码:\n");

printf("\t\t");

scanf("%ld", &bank[n].pw);

for(i=0; i

{

if(strcmp(bank[n].account, bank[i].account) == 0) {

printf("\t\t账户已存在，请重新注册......\n");

n -= 1;

Sleep(2000);

system("cls");

return;

}

}

printf("\t\t注册成功\n");

bank[n].dsit = 0;

n++;

Sleep(2000);

system("cls");

return;

}

////////////////////////////////主页面////////////////////////////////////////////////

int menu()

{

printf("\t\t=====================================================\n");

printf("\t\t=====================================================\n");

printf("\t\t===================****主页面****====================\n");

printf("\t\t=================******************==================\n");

printf("\t\t* 1. 查询\n");

printf("\t\t* 2. 存钱\n");

printf("\t\t* 3. 取钱\n");

printf("\t\t* 4. 转账\n");

printf("\t\t* 5. 修改密码\n");

printf("\t\t* 6. 安全退出\n");

printf("\t\t=====================================================\n");

printf("\t\t=====================================================\n");

printf("\t\t=====================================================\n");

int choice = -1;

int Y = -1;

printf("\t\t *");

printf("我的选择:");

scanf("%d", &choice);

while(1)

{

switch(choice)

{

case 1:

system("cls");

Y = refer();

break;

case 2:

system("cls");

Y = deposit();

break;

case 3:

system("cls");

Y = withdraw();

break;

case 4:

system("cls");

Y = transfer();

break;

case 5:

system("cls");

Y = resetPW();

break;

case 6:

system("cls");

return 0;

default:

printf("输入有误，请重输...\n");

return 1;

}

switch(Y)

{

case 0:

printf("出现错误！\n");

return 0;

break;

case 1: /*正常情况menu返回1重新进入menu*/

return 1;

break;

case 2:

Y = deposit();

break;

case 3:

Y = withdraw();

break;

case 4:

Y = transfer();

break;

case 5:

Y = resetPW();

break;

}

}

}

/////////////////////////////////////查询///////////////////////////////////////////

int refer()

{

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****查询****=================\n");

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t* 您的账户余额为:\n");

printf("\t\t* %ld\n", bank[flagI].dsit);

Sleep(3000);

system("cls");

return 1;

}

/////////////////////////////////////取款///////////////////////////////////////////

int deposit()

{

long rMoney;

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****存款****=================\n");

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t* 输入您要存入的钱数(整百):\n\n");

printf("\t\t* ");

scanf("%ld", &rMoney);

if(rMoney%100 != 0)

{

printf("\t\t* 出现错误，请重试...\n\n");

return 2;

}

bank[flagI].dsit += rMoney;

printf("\t\t* 存钱成功...\n\n");

Sleep(2000);

system("cls");

return 1;

}

///////////////////////////////////取款///////////////////////////////////////////

int withdraw()

{

long omoney;

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****取款****=================\n");

printf("\t\t==============================================\n"); printf("\t\t==============================================\n"); printf("\t\t* 输入您要取出的钱数...\n\n");

printf("\t\t* ");

scanf("%ld", &omoney);

if(omoney%100 != 0)

{

printf("\t\t* 出现错误...\n\n");

Sleep(2000);

system("cls");

return 3;

}

if(omoney > bank[flagI].dsit)

{

printf("\t\t* 余额不足...\n\n");

system("cls");

return 1;

}

bank[flagI].dsit -= omoney;

printf("\t\t* 取钱成功...\n\n");

Sleep(2000);

system("cls");

return 1;

}

//////////////////////////////////转账/////////////////////////////////////////////

int transfer()

{

char ob[20];

int key, i;

long k;

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t=================****转账****=================\n");

printf("\t\t==============================================\n");

printf("\t\t==============================================\n");

printf("\t\t* 请输入您要转账的账户...\n");

printf("\t\t* ");

scanf("%s", ob);

for(i=0; i

{

if(i == flagI)

continue;

if(strcmp(ob, bank[i].account) == 0)

{

flagN = i;

printf("\t\t* 输入要转出的钱数（整百）：\n");

printf("\t\t* ");

scanf("%ld", &k);

if(k%100 != 0)

{

printf("\t\t *");

printf("\t\t出现错误，请重试...\n");

Sleep(2000);

system("cls");

return 1;

}

if(k > bank[flagI].dsit)

{

printf("\t\t* 余额不足.....\n");

return 4;

}

bank[flagI].dsit -= k;

bank[flagN].dsit += k;

Sleep(2000);

printf("\t\t* 转账成功...");

Sleep(2000);

system("cls");

return 1;

}

}

printf("\t\t* 对不起，您输入的账户不存在\n");

printf("*****************请稍等*********************");

Sleep(2000);

system("cls");

return 1;

}

//////////////////////////////////修改密码////////////////////////////////////////////

int resetPW()

{

long password1, password2;

long newpassword;

printf("\t\t==================================================\n");

printf("\t\t==================================================\n");

printf("\t\t=================****修改密码****=================\n");

printf("\t\t==================================================\n");

printf("\t\t==================================================\n");

printf("\t\t* 请输入原始密码...\n\n");

printf("\t\t* ");

scanf("%ld", &password1);