模拟银行ATM自助存取款系统

#include
#include
#include
#include
int temp,count;
FILE *fp,*fp1,*fp2,*fp3,*fp4;
struct {char account[18];char password[8];char name[8];int money1;char money2[6];}user[100]; //定义账户结构体
/****************************************/
/*返回主菜单*/
void ret()
{temp=1;do {printf("输入0返回主菜单\n");scanf("%d",&temp);}while(temp);
}
/****************************************/
/*输入账户*/
void imp1(char *p)
{   printf("请输入16位数字的账号\n");scanf("%s",p);int n;n=strlen(p);while(n!=16){printf("账号为16位数字，请重新输入\n");scanf("%s",p);n=strlen(p);}
}
/****************************************/
/*输入密码*/
void imp2(char *p)
{   printf("请输入6位数字的密码\n");scanf("%s",p);int n;n=strlen(p);while(n!=6){printf("密码为6位数字，请重新输入\n");scanf("%s",p);n=strlen(p);}
}
/****************************************/
/*数字转字符*/
int change_a(int p,char *q)
{
int i=0;while(p!=0){q[i++]=p%10+'0';p/=10;}
int team1=0,team2=i-1;char temp;while(team2>team1){temp=q[team1];q[team1]=q[team2];q[team2]=temp;team1++;team2--;}
q[i]='\0';
return i;
}
/****************************************/
/*字符转数字*/
void change_b(int *p,char *q)
{
int i=0;*p=0;while(*q){*p=*(q++)-'0'+10*(*p);}
}
/****************************************/
/*查找账户*/
int look_for(char *zhanghu)
{
int i;
for(i=0;i<=count-1&&strcmp(zhanghu,user[i].account);i++){if(i==count-1){printf("您输入的账户不存在，请重新输入！！！\n");imp1(zhanghu);i=-1;}}
return i;
}
/****************************************/
/*打印凭条*/
void record(int change1,int j)
{
char buf[6];
int change2=change1>=0?change1:-change1;
int i=change_a(change2,buf);
if(change2!=0){fwrite(user[j].name,1,7,fp);if(change1<0)fwrite("取款",1,4,fp);if(change1>0)fwrite("存款",1,4,fp);fwrite(buf,1,i,fp);fwrite("元\n",1,3,fp);}
}
/****************************************/
/*查询账户信息*/
void seek(int i)
{	printf("您的姓名为%s\n",user[i].name);
printf("您的账户密码为%s\n",user[i].password);printf("您的账户目前余额为%d元\n",user[i].money1);ret();
}
/****************************************/
/*存款*/
void add(int i)
{temp=0;
int once,accum=0;do{printf("请将钞票放入卡槽，");do {printf("放钞完毕请按数字1确认\n");scanf("%d",&temp);}while(temp!=1);srand((unsigned)time(NULL));once=rand()%21*100;accum+=once;         //累加存款总金额printf("您本次放钞%d元，累计放钞%d元，继续放钞请按1，结束放钞请按0\n",once,accum);scanf("%d",&temp);while(temp!=0&&temp!=1){printf("请输入0或1\n");scanf("%d",&temp);}}
while(temp);
user[i].money1+=accum;
printf("累计放钞%d元，账户余额%d元\n",accum,user[i].money1);
record(accum,i);
ret();
}
/****************************************/
/*取款*/
void take(int i)
{int draw;printf("请输入取款金额，取款金额只能是100的整数倍\n");scanf("%d",&draw);while(draw>user[i].money1||draw%100!=0){while(draw%100!=0){printf("取款金额只能是100的整数倍，请重新输入\n");scanf("%d",&draw);}if(draw>user[i].money1){printf("取款金额不能大于余额，请重新输入取款金额\n");scanf("%d",&draw);}}
user[i].money1-=draw;printf("取款成功！！！请及时取走您的钞票\n");
printf("您本次取款金额为%d元，你的账户余额为%d\n",draw,user[i].money1);
record(-draw,i);
ret();
}
/****************************************/
/*打印凭条*/
void print()
{fclose(fp);printf("凭条已打印，请打开D\\交易明细.txt查看，每次交易只能被打印一次，请取走您的凭条后\n");ret();fp=fopen("D:\\文件\\交易明细.txt","w");
}
/****************************************/
/*创建新用户*/
void found()
{	printf("请输入新账户的账号\n");imp1(user[count].account);printf("请输入新账户的密码\n");imp2(user[count].password);user[count].money1=0;do {printf("请输入新账户的姓名(姓名不足三位请自动在末尾加两个空格\n");scanf("%s",user[count].name);}while(user[count].name[6]!='\0');count++;printf("新用户创建成功,新用户的初始余额为0元\n");
}
/****************************************/
/*修改账户密码*/
void revision(int i)
{printf("请输入账户的新密码\n");imp2(user[i].password);printf("修改密码成功\n");}
/****************************************/
/*注销账户*/
void cancel(int i)
{for(;i<=count-1;i++)user[i]=user[i+1];count--;printf("注销账户成功\n");
}
/****************************************/
/*写入文本*/
void write()
{
fp1=fopen("D:\\文件\\账号.txt","w");							
fp2=fopen("D:\\文件\\密码.txt","w");
fp3=fopen("D:\\文件\\姓名.txt","w");
fp4=fopen("D:\\文件\\余额.txt","w");
int i;
for(i=0;i0){{printf("密码输入错,误请重新输入\n连续3次密码输入错误，您的账号将被锁定，您还有%d次机会！！！\n",time--);imp2(mima);}}if(strcmp(mima,user[i].password)==0)printf("密码输入正确！！！进入操作界面\n");else {printf("您的账户已被锁定，已自动退出ATM机存取款系统！！！\n");exit(0);}do{	printf("                   ________                  \n");//菜单printf("                   |菜单栏|                  \n");printf("---------------------------------------------\n");printf("|输入数字1查看账户信息|输入数字2进行存款操作|\n");printf("---------------------------------------------\n");printf("|输入数字3进行取款操作|输入数字4查看交易明细|\n");printf("---------------------------------------------\n");printf("|输入数字5创建新用户  |输入数字6修改当前密码|\n");printf("---------------------------------------------\n");printf("|输入数字7注销账户    |输入数字8退出银行系统|\n");printf("---------------------------------------------\n");scanf("%d",&n);switch(n){default:printf("请重新输入一个数字\n");break;case 1:seek(i);break;						//查询case 2:add(i);break;						//存款case 3:take(i);break;                       //取款case 4:print();break;						//打印case 5:found();break;						//开户case 6:revision(i);break;					//改密case 7:cancel(i);break;						//注销case 8:printf("已成功退出系统，中国银行ATM取存款机欢迎您的使用\n");break;}}
while(n!=8);
write();
return 0;
}