C语言银行储蓄系统源码.docx
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C语言银行储蓄系统源码
C语言银行储蓄系统源码
这篇文章主要为大家详细介绍了C语言银行储蓄系统源码,具有一定的参考价值,感兴趣的小伙伴们可以参考一下:
#include
#include
#include
#include
voidopenaccount();//开户
voidsave();//存款
voidwithdraw();//取款
voidshowAccount();//查询
voidtransferAccounts();//转账
voidreportLoss();//挂失
voidcancelLoss();//解除挂失
voidcancelAccount();//注销账户
voidupdatePassword();//更改密码
intload();//登陆账号
intaccountnum=0;//定义全局变量,用来计算账户数目
intnowaccount=0;//登录成功是的账户
structBank
{
characcount[20];//账号
charpassword[10];//密码
charname[20];//用户名
intbalance;//账户余额
intstate;//状态
};//结构体
structBankbanks[100];
intload()
{
intright=0,i=0,j;
intr1,r2;
charch;
characcount1[20]={0};
charpassword1[10]={0};
printf("登陆\n请输入账号:
\n");
scanf("%s",account1);
printf("请输入密码:
\n");
while((ch=getch())!
='\r')
{
password1[i++]=ch;
putchar('*');
}
for(j=0;j{
r1=strcmp(account1,banks[j].account);
r2=strcmp(password1,banks[j].password);
if(r1==0&&r2==0)
{
nowaccount=j;
if(banks[j].state==0)
{
printf("登录成功!
\n");//登录成功
right=1;
}
elseif(banks[j].state==1)
{
printf("您的账户处于挂失状态,请解挂\n");
right=3;
}
elseif(banks[j].state==2)
{
printf("账户已经销户\n");
right=2;
}
break;
}
}
if(right==0)
printf("登陆失败!
\n");
returnright;
}
intmain()
{
inti=0,num;
chara[100];
FILE*fp;
if((fp=fopen("account.txt","r"))==NULL)
{
if((fp=fopen("account.txt","w"))==NULL)
{
printf("失败!
\n");
exit
(1);
}
}
while(fscanf(fp,"%s%s%s%d%d",banks[i].account,banks[i].name,banks[i].password,&banks[i].balance,&banks[i].state)!
=EOF)
{
accountnum++;
i++;
}
fclose(fp);
printf("欢迎来到我的银行\n");
while
(1)
{
printf("请选择业务:
\n");
printf("1.开户2.存款3.取款\n");
printf("4.查询5.转账6.挂失\n");
printf("7.解挂8.销户9.改密\n");
printf("-1.退出\n");
scanf("%s",a);
num=atoi(a);
if(num==1)
openaccount();//开户
elseif(num==2)
save();//存款
elseif(num==3)
withdraw();//取款
elseif(num==4)
showAccount();//查询
elseif(num==5)
transferAccounts();//转账
elseif(num==6)
reportLoss();//挂失
elseif(num==7)
cancelLoss();//解挂
elseif(num==8)
cancelAccount();//注销账户
elseif(num==9)
updatePassword();//更改密码
elseif(num==-1)
{
printf("欢迎下次再来\n");
break;
}
else
printf("抱歉,没有此业务\n");
}
if((fp=fopen("account.txt","w"))==NULL)
{
printf("失败!
\n");
exit
(1);
}
for(i=0;i{
fprintf(fp,"%s\t%s\t%s\t%d\t%d\n",banks[i].account,banks[i].name,banks[i].password,banks[i].balance,banks[i].state);
}
fclose(fp);
return0;
}
voidopenaccount()
{
inti=0,j=0;
intr;
charch;
charpassword1[10]={0};
printf("账户(十位数):
\n");
scanf("%s",banks[accountnum].account);
while(banks[accountnum].account[i]!
='\0')
i++;
if(i!
=10)
{
printf("输入账号有误\n");
return;
}
i=0;
printf("姓名:
\n");
scanf("%s",banks[accountnum].name);
printf("密码:
\n");
while((ch=getch())!
='\r')
{
banks[accountnum].password[i++]=ch;
putchar('*');
}
printf("\n");
printf("再次输入密码:
\n");
while((ch=getch())!
='\r')
{
password1[j++]=ch;
putchar('*');
}
printf("\n");
r=strcmp(banks[accountnum].password,password1);
if(r!
=0)
{
printf("两次密码不相同,开户失败!
\n");
return;
}
banks[accountnum].balance=0;
banks[accountnum].state=0;
accountnum++;
printf("开户成功\n");
}
voidsave()
{
if(load()!
=1)
return;
charaddmoney[10];//存入金额
intmoney;//将字符型转化为int型
inti=0;
printf("存入金额:
\n");
scanf("%s",addmoney);
while(addmoney[i]!
='\0')
{
if(addmoney[i]<'0'||addmoney[i]>'9')
{
printf("输入格式错误!
\n");
return;
}
i++;
}
while(addmoney[i]!
='\0')
{
if(i>9)
{
printf("金额超限\n");
return;
}
i++;
}
money=atoi(addmoney);
if(money==0)
{
printf("存款失败\n");
return;
}
else
{
banks[nowaccount].balance+=money;
printf("存款成功\n");
}
}
voidwithdraw()
{
if(load()!
=1)
return;
charreducemoney[10];//取款金额
intmoney,i=0;
printf("请输入取款金额\n");
scanf("%s",reducemoney);
while(reducemoney[i]!
='\0')
{
if(reducemoney[i]<'0'||reducemoney[i]>'9')
{
printf("输入格式错误!
\n");
return;
}
i++;
}
while(reducemoney[i]!
='\0')
{
if(i>9)
{
printf("金额超限\n");
return;
}
i++;
}
money=atoi(reducemoney);
if(money==0)
{
printf("取款失败\n");
return;
}
else
{
if(money>banks[nowaccount].balance)
printf("您的账户没有这么多余额,取款失败!
\n");
else
{
banks[nowaccount].balance-=money;
printf("取款成功\n");
}
}
}
voidshowAccount()
{
if(load()!
=1&&load()!
=2)
return;
printf("您的账户信息如下:
\n");
printf("账号:
%s\t余额:
%d\n",banks[nowaccount].account,banks[nowaccount].balance);
}
voidtransferAccounts()
{
if(load()!
=1)
return;
characcount1[20];
inti,judge=0,money,a;
chartramoney[10];
printf("请输入您转入的账户\n");
scanf("%s",account1);
for(i=0;i{
if(strcmp(account1,banks[i].account)==0)
{
a=i;
judge=1;
break;
}
}
if(judge!
=1)
{
printf("没有发现此账户\n");
return;
}
printf("请输入转账金额\n");
scanf("%s",tramoney);
while(tramoney[i]!
='\0')
{
if(tramoney[i]<'0'||tramoney[i]>'9')
{
printf("输入格式错误!
\n");
return;
}
i++;
}
while(tramoney[i]!
='\0')
{
if(i>9)
{
printf("金额超限\n");
return;
}
i++;
}
money=atoi(tramoney);
if(money==0)
{
printf("转账失败\n");
return;
}
else
{
if(money>banks[nowaccount].balance)
printf("您的账户没有这么多余额,转账失败!
\n");
else
{
banks[nowaccount].balance-=money;
banks[a].balance+=money;
printf("转账成功\n");
}
}
}
voidreportLoss()
{
if(load()!
=1)
return;
banks[nowaccount].state=1;
printf("挂失成功\n");
}
voidcancelLoss()
{
intjudge=0;
if(load()==3)
{
printf("立即解挂请按1,退出请按0\n");
scanf("%d",&judge);
if(judge==1)
{
banks[nowaccount].state=0;
printf("解挂成功\n");
}
}
elseif(load()==1)
printf("账户正常\n");
}
voidcancelAccount()
{
intr;
r=load();
if(r==2)
{
printf("账户已经销户\n");
return;
}
elseif(r==3||r==0)
return;
elseif(r==1)
{
printf("请将您的账户余额取完\n");
banks[nowaccount].state=2;
banks[nowaccount].balance=0;
printf("注销成功\n");
}
}
voidupdatePassword()
{
charnewpassword1[10]={0},newpassword2[10]={0};
inti=0,j=0,r;
charch;
if(load()!
=1)
return;
printf("请输入新密码\n");
while((ch=getch())!
='\r')
{
newpassword1[i++]=ch;
putchar('*');
}
printf("\n");
printf("再次输入密码:
\n");
while((ch=getch())!
='\r')
{
newpassword2[j++]=ch;
putchar('*');
}
printf("\n");
r=strcmp(newpassword1,newpassword2);
printf("r:
%d",r);
if(r!
=0)
{
printf("两次密码不相同,改密失败!
\n");
return;
}
i=0;
while(newpassword1[i]!
='\0')
{
banks[nowaccount].password[i]=newpassword1[i];
i++;
}
printf("改密成功\n");
}