。。，，，。 2022-12-07 16:32 采纳率: 100%
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如何把这个程序改成只有航班信息查询之类的，把订票和乘客部分去掉

#include <stdio.h>
#include <string.h>
#include<stdlib.h>
#include<assert.h>

#define PERSON_MAXNUM 100
#define PERSONNOTICKET_MAX 10
#define MAX_SIZE 10
int _size = 0;
int _person_size = 0;
int _personnoticket_size = 0;

//定义航班信息结构体
typedef struct plane
{
char ID[10];
char Start_Place[10];
char End_Place[10];
float price;
int Buy_num;
int Max_num;
char time[20];
}Plane;

//定义乘客信息结构体
typedef struct Person
{
int AirPlane_Num;
char person_name[20];

}Person;

void home(Plane* p,Person* person, Person* person_noticket);//初始页面
void InitAirPlane(Plane** p);//初始化航班信息内存
void InputAirPlane(Plane* p);//输入航班信息
void CheckAirPlane(Plane* p);//查看航班信息
void DelAirPlane(Plane* p);//删除航班信息
void CheckAirPlaneOrder(Plane* p,Person* person);//查看航班订单
void PrintPerson(Plane* p, Person* person, int i);//打印航班乘客

void InitPerson(Person** person);//初始化乘客信息内存
void BookAirPlane(Plane* p, Person* person,Person* person_noticket);//预定航班
int CheckPerson(Plane* p, Person* person);//查看乘客订单信息
void ChangeAirPlane(Plane* p, Person* person);//改签
void ReturnTicket(Plane* p, Person* person);//退票

void PrintPerson(Plane* p, Person* person, int i);
void CheckPersonNoTicket(Plane* p, Person* person_noticket);//查看候补名单
///////////////////////////////////////

void home(Plane* p, Person* person, Person* person_noticket)
{
int a, i, j;
printf("\n欢迎进入飞机票务系统\n");
printf("\n****您好，现在要确认您的身份！票务人员请按 1 ，旅客请按 0 \n");
printf("请选择：");
scanf("%d", &a);
//航班管理人员操作
if (a == 1)
do{
printf("\n* 1.输入航班信息 *\n");
printf("\n 2.删除航班信息 \n");
printf("\n 3.浏览航班信息 \n");
printf("\n* 4.浏览目前已订票信息 *\n");
printf("\n 5.查看候补名单 *\n");
printf("\n 0.退出 ********************\n");
printf("请选择：");
scanf("%d", &i);
switch (i)
{
case 0: break;
case 1:InputAirPlane(p);break;
case 2:DelAirPlane(p);break;
case 3:CheckAirPlane(p);break;
case 4:CheckAirPlaneOrder(p, person); break;
case 5:CheckPersonNoTicket(p, person_noticket); break;
default:
printf("输入错误！\n");
break;
}
} while (i != 0);
//乘客操作
if (a == 0)
do{

  printf("\n*********************** 1.订票 **********************\n");
  printf("\n*********************** 2.改签 **********************\n");
  printf("\n*********************** 3.退票 **********************\n");
  printf("\n*********************** 4.浏览航班信息 **************\n");
  printf("\n*********************** 5.查询个人订票信息 **********\n");
  printf("\n*********************** 0.退出 **********************\n");
  printf("请选择：");
  scanf("%d", &j);
  switch (j)
  {
    case 0:break;
    case 1:BookAirPlane(p, person,person_noticket);break;
    case 2:ChangeAirPlane(p, person);break;
    case 3:ReturnTicket(p, person);break;
    case 4:CheckAirPlane(p);break;
    case 5:CheckPerson(p, person); break;
  }
} while (j != 0);

}

//初始化
void InitAirPlane(Plane** p)
{
assert(p);

//申请空间
p = (Plane)malloc(sizeof(Plane)*MAX_SIZE);
if (NULL == *p)
{
printf("开辟空间失败！\n");
return;
}
(p)->Buy_num = 0;
}
//输入航班信息
void InputAirPlane(Plane p)
{
if (_size <= MAX_SIZE)
{
printf("航班编号：%d\n", _size);
printf("输入航班ID:");
scanf("%s", (p+_size)->ID);
printf("输入始发地：");
scanf("%s", (p + _size)->Start_Place);
printf("输入目的地：");
scanf("%s", (p + _size)->End_Place);
printf("输入航班起飞时间：");
scanf("%s", (p + _size)->time);
printf("输入价格：");
scanf("%f", &(p + _size)->price);
printf("输入航班可乘坐最大人数：");
scanf("%d", &(p + _size)->Max_num);
do
{
printf("目前卖出机票数量：");
scanf("%d", &(p + _size)->Buy_num);
if ((p + _size)->Buy_num > (p + _size)->Max_num)
{
printf("输入已卖出机票数量错误！\n");
printf("请重新输入！\n\n");
}
} while ((p + _size)->Buy_num > (p + _size)->Max_num);
_size++;
printf("添加航班信息完成！\n\n");
}
else
{
printf("内存已满！\n");
return;
}
}

//浏览航班信息
void CheckAirPlane(Plane* p)
{
int i = 0;
printf("目前在售的航班信息：\n\n");
for (i = 0; i < _size; i++)
{
printf("航班编号：%d\n", i);
printf("ID:%s\n", (p+i)->ID);
printf("始发地：%s\n", (p + i)->Start_Place);
printf("目的地:%s\n", (p + i)->End_Place);
printf("起飞时间：%s\n", (p + i)->time);
printf("机票价格：%2f\n", (p + i)->price);
printf("剩余机票：%d\n", ((p + i)->Max_num - (p + i)->Buy_num) );
printf("\n");
}
}

//删除航班信息
void DelAirPlane(Plane* p)
{
int j = 0;
int i = -1;
assert(p);
printf("请输入要删除的航班编号：");
scanf("%d", &i);
for (j = i; j < _size; j++)
{
strcpy((p + j)->ID, (p + j + 1)->ID);
strcpy((p + j)->Start_Place, (p + j + 1)->Start_Place);
strcpy((p + j)->End_Place, (p + j)->End_Place);
strcpy((p + j)->time, (p + j + 1)->time);
(p + j)->price = (p + j + 1)->price;
(p + j)->Max_num = (p + j + 1)->Max_num;
(p + j)->Buy_num = (p + j + 1)->Buy_num;
}
_size--;
}

//初始化订票信息
void InitPerson(Person** person)
{
assert(person);
person = (Person)malloc(sizeof(Person)*PERSON_MAXNUM);
if (NULL == *person)
{
printf("开辟空间失败！\n");
return;
}
}

//订票
void BookAirPlane(Plane* p, Person* person, Person* person_noticket)
{
int i = -1;
CheckAirPlane(p);
printf("请选择你要预定的航班编号：");
scanf("%d", &i);
if ((p + i)->Max_num == (p + i)->Buy_num)
{
printf("对不起，该航班机票已售完！\n");
printf("请输入您的姓名（我们将把您添加进候补名单）：");
scanf("%s", (person_noticket+_personnoticket_size)->person_name);
(person_noticket + _personnoticket_size)->AirPlane_Num = i;
_personnoticket_size++;
printf("添加候补名单成功！\n\n");
return;
}
else
{
if (_person_size > PERSON_MAXNUM)
{
printf("存储容量不足！\n");
return;
}
printf("请输入姓名：");
scanf("%s", (person + _person_size)->person_name);
(person + _person_size)->AirPlane_Num = i;
_person_size++;
(p + i)->Buy_num++;
printf("预定成功！\n");
}

}

//查看个人订票信息
int CheckPerson(Plane* p, Person* person)
{
int flag = 0;
int i = 0;
char _name[20] = { 0 };
printf("请输入您的姓名：");
scanf("%s", &_name);
printf("您的个人订票信息：\n\n");
for (i = 0; i < _person_size; i++)
{
if (0 == strcmp(_name, (person + i)->person_name))
{
flag = 1;
printf("订单编号：%d\n", i);
printf("姓名：%s\n", (person + i)->person_name);
printf("航班编号：%d\n", (person + i)->AirPlane_Num);
printf("航班ID:%s\n", (p + (person + i)->AirPlane_Num)->ID);
printf("始发地：%s\n", (p + (person + i)->AirPlane_Num)->Start_Place);
printf("目的地：%s\n", (p + (person + i)->AirPlane_Num)->End_Place);
printf("起飞时间:%s\n", (p + (person + i)->AirPlane_Num)->time);
printf("机票价格：%f\n", (p + (person + i)->AirPlane_Num)->price);
printf("\n");
}
}
if (0 == flag)
{
printf("未找到该乘客订票信息！\n");
return 0;
}
return 1;
}

//改签
void ChangeAirPlane(Plane* p, Person* person)
{
int i = -1;
int j = -1;
if (0 == CheckPerson(p, person))
{
return;
}
printf("请输入要改签的订单编号：");
printf("\n");
scanf("%d", &i);
(p + i)->Buy_num--;
CheckAirPlane(p);
do
{
printf("请输入要改签的航班编号：");
scanf("%d", &j);
if ((p + j)->Buy_num >= (p + j)->Max_num)
{
printf("该次航班已满员，请重新选择！\n");
}
} while ((p + j)->Buy_num >= (p + j)->Max_num);
(person + i)->AirPlane_Num = j;
(p + j)->Buy_num++;
printf("改签成功！\n\n");
}

//删除订单
void ReturnTicket(Plane* p, Person* person)
{
int i = -1;
int j = 0;
CheckPerson(p, person);
printf("请输入要删除的订单编号：");
scanf("%d", &i);
for (j = i; j < _person_size; j++)
{
(person + j)->AirPlane_Num = (person + j + 1)->AirPlane_Num;
strcpy((person + j)->person_name, (person + j + 1)->person_name);
}
printf("退票成功！\n");
}

//查看目前订票信息
void CheckAirPlaneOrder(Plane* p, Person* person)
{
int i = -1;
for (i = 0; i < _size; i++)
{
printf("航班编号：%d\n", i);
printf("ID:%s\n", (p + i)->ID);
printf("始发地：%s\n", (p + i)->Start_Place);
printf("目的地:%s\n", (p + i)->End_Place);
printf("起飞时间：%s\n", (p + i)->time);
printf("机票价格：%2f\n", (p + i)->price);
printf("剩余机票：%d\n", ((p + i)->Max_num - (p + i)->Buy_num));
printf("买票人信息："); PrintPerson(p,person, i);
}
}
void PrintPerson(Plane* p, Person* person,int i)
{
int ticket_num = 0;
int j = 0;
for (j = 0; j < _person_size; j++)
{
if ((person + j)->AirPlane_Num == i)
{
printf("%s ,", (person + j)->person_name);
ticket_num++;
}
}
printf("\n\n");
}

//候补名单初始化
void InitPersonNoTicket(Person** person_noticket)
{
assert(person_noticket);
person_noticket = (Person)malloc(sizeof(Person)*PERSONNOTICKET_MAX);
if (NULL == *person_noticket)
{
printf("开辟空间失败！\n");
return;
}
}

//查看候补名单
void CheckPersonNoTicket(Plane* p, Person* person_noticket)
{
int i = 0;
printf("候补名单：\n\n");
if (0 == _personnoticket_size)
{
printf("候补名单为空！\n\n");
return;
}
for (i = 0; i < _personnoticket_size; i++)
{
printf("姓名：%s\n", (person_noticket + i)->person_name);
printf("所需要航班编号：%d\n", (person_noticket + i)->AirPlane_Num);
printf("航班ID:%s\n", (p + ((person_noticket + i)->AirPlane_Num))->ID);
printf("始发地：%s\n", ((p + ((person_noticket + i)->AirPlane_Num))->Start_Place));
printf("目的地：%s\n", (p + ((person_noticket + i)->AirPlane_Num))->End_Place);
}
}
//主函数
int main()
{
Plane* p=NULL;
Person* person=NULL;
Person* person_noticket = NULL;
InitPersonNoTicket(&person_noticket);
InitAirPlane(&p);
InitPerson(&person);
while (1)
{
home(p, person, person_noticket);
}
system("pause");
return 0;
}

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1条回答 默认 最新

  • Minuw 2022-12-07 16:41
    关注

    把结构体删了 然后对应报错的地方删了就可以

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论

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  • 系统已结题 12月15日
  • 已采纳回答 12月7日
  • 创建了问题 12月7日

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