ATM

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//李自林：ATM系统

include<stdio.h>

include<math.h>

include<stdlib.h>

include <string.h>

include <malloc.h>

typedef struct Node
{
char num[6];/账户号/
char name[20];/名字/
char ID[20];/身份证号/
char tele[20];/电话号码/
char depart[20];/存款/
struct Node next;
}member,LinkList;!

member create()//创建链表//
{
int i=0;
char conti[5];
member head,p,q;
head=(member *)malloc(sizeof(member));
head->next=NULL;
p=q=(member *)malloc(sizeof(member));
printf("是否输入(y,n)");
scanf("%s",conti);
while(strcmp(conti,"n")!=0)//输入n结束输入//
{
printf("请输入第%d个人的开户信息\n(账户号,姓名,身份证号,电话,存款)\n",i+1);
scanf("%s%s%s%s%s",p->num,p->name,p->ID,p->tele,p->depart);
i++;
if(i==1)head->next=p;

	else q->next=p;

	q=p;
	printf("\n");
	p=(member *)malloc(sizeof(member));
	printf("是否继续输入(y,n)");
	scanf("%s",conti);
}
free(p);//释放//
q->next=NULL;
return head;

}

void finde(member *head)//根据账号查存款//
{
char q[4];
member *p;
printf("请输入查询账号");
scanf("%s",q);
p=head->next;
if(pNULL) printf("暂无此账号存在");
while(p!=NULL)
{
if(strcmp(p->num,q)0)//相等时//
{
printf("%s账号的信息:\n帐号:%s,姓名:%s,身份证号:%s,电话号码:%s,存款数额:%s\n",q,p->num,p->name,p->ID,p->tele,p->depart);
}
p=p->next;
}
}

void del(member *head)//销户//

{
int i=0;
member p,q;
char number[6];
p=head->next;
q=head;
printf("请输入需要删除账号\n");
scanf("%s",number);
if(p==NULL)
printf("无此账号");
else
{

	while(p!=NULL)
	{
		if(strcmp(p->num,number)==0)
		{
			q->next=p->next;
			p=q;
		}
		q=p;
		p=p->next; 
	}
}

}

void change(member*head)//存款
{
char t[6],d[6];
member *p;
printf("请输入账号");
scanf("%s",t);
printf("请输入存入后金额");
scanf("%s",d);
p=head->next;
while(p!=NULL)
{
if(strcmp(p->depart,d)==0)
{
printf("原有金额数不变");
scanf("%s",d);
}
p=p->next;
}

if(p==NULL)
{
	p = head->next;
	while (p != NULL)
	{
		if (strcmp(p->num, t) == 0)
		{
			strcpy(p->depart, d);
			printf("信息:\n账号:%s,姓名:%s,身份证号:%s,电话号码:%s,金额:%s\n", p->num, p->name, p->ID, p->tele, p->depart);
		}
		p = p->next;
	}
	
}
printf("存款成功");

}

void change2(member*head)//取款
{
char t[6],d[6];
member *p;
printf("请输入账号");
scanf("%s",t);
printf("请输入取出后后金额");
scanf("%s",d);
p=head->next;
while(p!=NULL)
{
if(strcmp(p->depart,d)==0)
{
printf("原有金额数不变");
scanf("%s",d);
}
p=p->next;
}

if(p==NULL)
{
	p = head->next;
	while (p != NULL)
	{
		if (strcmp(p->num, t) == 0)
		{
			strcpy(p->depart, d);
			printf("信息:\n账号:%s,姓名:%s,身份证号:%s,电话号码:%s,金额:%s\n", p->num, p->name, p->ID, p->tele, p->depart);
		}
		p = p->next;
	}
	
}
printf("存款成功");

}

void add(memberhead)//开户//
{
// char a[6],b[20],c[20],d[20],e[20];
member p,q,s;
s = (member)malloc(sizeof(member));
printf("添加账号,姓名,身份证号,电话,存款\n");
scanf("%s%s%s%s%s", s->num, s->name, s->ID, s->tele, s->depart);
q=head;
p=head->next;
while(p!=NULL)
{
q=p;
p=p->next;
}
s->next = NULL;
q->next=s;
}
void send(memberhead)//转账
{
char t[6],d[6],s[20],j[20];
member *p;
printf("请输入账号");
scanf("%s",t);
printf("请输入转入账号");
scanf("%s",d);
printf("请输入转入原后金额");
scanf("%s",s);
printf("转入后账号金额");
scanf("%s",j);
p=head->next;
while(p!=NULL)
{
if(strcmp(p->num,t)==0)
{
strcpy(p->depart, s);
}
p=p->next;
}

if(p==NULL)
{
	p = head->next;
	while (p != NULL)
	{
		if (strcmp(p->num, d)==0)
		{
			strcpy(p->depart, j);
			printf("信息:\n账号:%s,姓名:%s,身份证号:%s,电话号码:%s,金额:%s\n", p->num, p->name, p->ID, p->tele, p->depart);
		}
		p = p->next;
	}
	
}
printf("转账成功");

}

void main()
{
int i;
memberhead;
while(1)
{
system("cls");
puts("\n\n\n");
puts("\t\t*****欢迎来到ATM管理系统!\n");
puts("\t\t***MENU\n");
puts("\t\t******** 1.开户信息录入 **\n");
puts("\t\t 2.查询账户余额 **\n");
puts("\t\t 3.开户 **\n");
puts("\t\t 4.销户 **\n");
puts("\t\t 5.存款 **\n");
puts("\t\t 6.取款 **\n");
puts("\t\t 7.转账 **\n");
puts("\t\t 0.退出系统 **********\n");
puts("\t\t**************************************************\n");
printf("选择数字(0-7):[ ]\b\b");
scanf("%d",&i);
switch(i)
{
case 1:
{
printf("开户信息录入\n");
head=create();
getchar();getchar();
break;
}
case 2:
{
printf("查询账户余额\n");
finde(head);
getchar();getchar();
break;
}
case 3:
{
printf("开户\n");
add(head);
getchar();getchar();
break;
}
case 4:
{
printf("销户\n");
del(head);
getchar();getchar();
break;
}
case 5:
{
printf("存款\n");
change(head);
getchar();getchar();
break;
}
case 6:
{
printf("取款\n");
change2(head);
getchar();getchar();
break;
}
case 7:
{
printf("转账\n");
send(head);
getchar();getchar();
break;
}
case 0:
{
exit(0);
break;
}
}
}
}

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