編譯器是VC6
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#define MaxNum 20
typedef struct A{
int No; /*車輛編號*/
char Type; /*車類型*/
int Payment;/*租費*/
int fine; /*罰金*/
struct A *next;/*指向下壹個結點*/
} car;
typedef struct B{
int No; /*顧客編號*/
char Name[20]; /*顧客姓名*/
char License; /*執照類別*/
int carNo; /*租憑的車輛編號*/
int Day; /*租的天數*/
int DelayDay;/*延遲的天數*/
struct B *next;
} client;
struct C{/*這個結構體是車輛鏈表的頭結點,A,B,C每種類型有壹種*/
char Type;/*車輛型號*/
int avl; /*可用數*/
car *head;/*指向車輛結點*/
} headNode[3]={{'A',MaxNum,NULL},{'B',MaxNum,NULL},{'C',MaxNum,NULL}} ;
client *allClien=NULL;
int pay[3]={400,300,200},fine[3]={600,500,400};
void init();/*初始化*/
int menu();/*簡單菜單界面*/
void search();/*查詢*/
void carSc(); /*查詢車輛*/
void clientSc();/*查詢顧客*/
void rent(); /*租車*/
void giveback();/*還車*/
void addCli(client *cli);/*向顧客鏈表增加顧客*/
client* delCli(int clientNo);/*從顧客鏈表刪除壹個顧客*/
void addCar();/*向車輛鏈表歸還車輛*/
car* delCar();/*從車輛鏈表拿出壹輛車*/
void Exit();/*退出*/
void main()
{
init();
while(1)
{
switch(menu())
{
case 1:search();break;
case 2:rent();break;
case 3:giveback();break;
case 4:Exit();
default:;
}
}
}
void init()
{
int i;
car *ptr,*pa=headNode[0].head,*pb=headNode[1].head,*pc=headNode[2].head;
for(i=1;i<=MaxNum;i++)
{
ptr=(car *)malloc(sizeof(car));
ptr->No=100+i;
ptr->Type='A';
ptr->Payment=400;
ptr->fine=600;
pa=ptr;
pa=ptr->next;
ptr=ptr=(car *)malloc(sizeof(car));
ptr->No=200+i;
ptr->Type='B';
ptr->Payment=300;
ptr->fine=500;
pb=ptr;
pb=ptr->next;
ptr=(car *)malloc(sizeof(car));
ptr->No=300+i;
ptr->Type='C';
ptr->Payment=200;
ptr->fine=400;
pc=ptr;
pc=ptr->next;
}
pa=NULL;pb=NULL;pc=NULL;
}
int menu()
{
int choice;
printf("\n\n\n選擇服務:1.查詢 2.租車 3.歸還 4.退出\n");
scanf("%d",&choice);
while(choice!=1&&choice!=2&&choice!=3&&choice!=4)
{
printf("\n輸入有誤,重新輸入:");
scanf("%d",&choice);
}
return choice;
}
void search()
{
int choice;
printf("\n妳想查詢:1.汽車 2.顧客 3.返回 \n");
scanf("%d",&choice);
while(choice!=1&&choice!=2&&choice!=3)
{
printf("\n輸入有誤,重新輸入:");
scanf("%d",&choice);
}
switch(choice)
{
case 1:carSc(); break;
case 2:clientSc(); break;
case 3: ;
default:;
}
}
void carSc()
{
printf("\n\n所有汽車信息:\n");
printf("\nA類汽車還剩%d輛.\nB類汽車還剩%d輛.\nC類汽車還剩%d輛.",
headNode[0].avl,headNode[1].avl,headNode[2].avl);
}
void clientSc()
{
client *ptr=allClien;
printf("\n\n所有顧客信息:\n");
while(ptr!=NULL)
{ printf("\n\n顧客編號:%d",ptr->No);
printf("\n顧客姓名:%s",ptr->Name);
printf("\n駕照類型:%c",ptr->License);
printf("\n租賃車號:%d",ptr->carNo);
printf("\n租賃天數:%d",ptr->Day);
printf("\n延遲天數:%d",ptr->DelayDay);
ptr=ptr->next;
}
}
void addCli(client *cli)
{
if(allClien)
allClien=cli;
else
{
cli->next=allClien->next;
allClien=cli;
}
}
client* delCli(int clientNo)
{
client *ptr,*prePtr;;
ptr=allClien;
while(ptr!=NULL&&ptr->No!=clientNo)
{ prePtr=ptr;
ptr=ptr->next;
}
if(ptr!=NULL)
{
if(ptr==allClien)
{
allClien=NULL;
}
else
{
prePtr->next=ptr->next;
}
}
return ptr;
}
void rent()
{
char name[20],type,Yes_No;
int num,day,No;
car *carPtr;
client *cli;
printf("\n\n輸入執照類型(A/B/C):");
scanf("%c",&type);
while(type!='A'&&type!='B'&&type!='C')
{
printf("輸入有誤,重新輸入:");
scanf("%c",&type);
}
if(type=='A')
num=headNode[0].avl;
else if(type=='B')
num=headNode[1].avl;
else
num=headNode[2].avl;
printf("\n%c類汽車還剩%d輛,是否要租憑(Y/N):",type,num);
scanf("%c",&Yes_No);
while(Yes_No!='Y'&&Yes_No!='N'&&Yes_No!='y'&&Yes_No!='n')
{
printf("Y或N:");
scanf("%c",&Yes_No);
}
/*增加顧客*/
if(Yes_No=='Y'||Yes_No=='y')
{
printf("\n輸入妳的名字:");
scanf("%s",name);
printf("\n輸入妳的租賃天數:");
scanf("%d",&day);
}
No=rand()%60+200;
carPtr=delCar(type);
cli=(client *)malloc(sizeof(client));
cli->No=No;
strcpy(cli->Name,name);
cli->License=type;
cli->carNo=carPtr->No;
cli->Day=day;
cli->DelayDay=0;
cli->next=NULL;
addCli(cli);
/*移出壹輛車*/
printf("\n妳的顧客編號是:%d",No);
printf("\n妳所租賃的汽車是%c類車,車號是:%d",type,carPtr->No);
printf("\n妳的租賃天數是%d天.",day);
}
void giveback()
{
int No;
long int payment;
client *ptr;
printf("\n\n顧客編號:");
scanf("%d",&No);
if((ptr=delCli(No))==NULL)
printf("\n該顧客不存在,無法歸還!");
else
{
switch(ptr->License)
{
case 1:payment=ptr->Day*400+ptr->DelayDay*600;break;
case 2:payment=ptr->Day*300+ptr->DelayDay*500;break;
case 3:payment=ptr->Day*200+ptr->DelayDay*400;break;
default:;
}
printf("\n\n顧客姓名:%s",ptr->Name);
printf("\n駕照類型:%c",ptr->License);
printf("\n租賃車號:%d",ptr->carNo);
printf("\n租賃天數:%d",ptr->Day);
printf("\n延遲天數:%d",ptr->DelayDay);
printf("\n\n所需費用:%ld",payment);
addCar(ptr->License,ptr->carNo);
free(ptr);
}
}
void addCar(char carType,int carNo)
{
car *ptr;
int index=carType-65;
ptr=headNode[index].head;
if(ptr==NULL)
{ptr=(car *)malloc(sizeof(car));
headNode[index].head=ptr;
}
else
{while(ptr->next)
ptr=ptr->next;
ptr->next=(car *)malloc(sizeof(car));
ptr=ptr->next;
}
ptr->No=carNo;
ptr->Type=carType;
ptr->Payment= pay[index];
ptr->fine=fine[index];
ptr->next=NULL;
}
car* delCar(char type)
{
car *rentcar;
switch(type)
{
case 'A':rentcar=headNode[0].head;
headNode[0].head=rentcar->next;
break;
case 'B':rentcar=headNode[1].head;
headNode[1].head=rentcar->next;
break;
case 'C':rentcar=headNode[2].head;
headNode[2].head=rentcar->next;
break;
default:;
}
return rentcar;
}
void Exit()
{
printf("\n歡迎使用.....888888888886666....");
exit(0);
}