自己做的飞机订票系统不知道哪里错了。。。一直中断。。
程序代码：#include<stdio.h>
#include<string.h>
#include<stdlib.h>
typedef struct FLIGHT
{
char plane_num[10];//航班号
char city1[20];//起飞城市
char city2[20];//抵达城市
char time1[20];
char time2[20];
int plane_room;//空座数
float price;
float zhekou;
int sit;//满仓否
struct FLIGHT *next;
}fly;
typedef struct CUSTOMEER
{
char name[10];
char ID[20];
char flight_num[10];//航班号
int ticket_num;//票数
int order_num;//订单号
struct CUSTOMEER *next;
}cus;
typedef struct costomers
{
cus *head;
cus*rear;
}customers; //储存客户节点的链表
void init_fly(fly *P)
{
P = (fly*)malloc(sizeof(fly));
if (P == NULL)exit(0);
P->next = NULL;
}
void init_customers(customers *Q)
{
Q = (customers*)malloc(sizeof(customers));
Q->head = (cus*)malloc(sizeof(cus));
Q->rear = Q->head;
Q->rear->order_num = 0;
Q->head->next = NULL;
}
void insert_flight(fly *P, char *plane_num, char *city1, char *city2, char *time1, char *time2, int plane_room, float price, float zhekou, int sit)
{
fly *q;
q = (fly*)malloc(sizeof(fly));
strcpy_s(q->plane_num, plane_num);
strcpy_s(q->city1, city1);
strcpy_s(q->city2, city2);
strcpy_s(q->time1, time1);
strcpy_s(q->time2, time2);
q->plane_room = plane_room;
q->price = price;
q->zhekou = zhekou;
q->sit = sit;
q->next = NULL;
P->next = q;
P = P->next;
}
void insert_customers(fly *P, customers *Q, char *name, char *ID, char *flight_num, int ticket_num)
{
fly *h = (P)->next;
for (; h != NULL; h = h->next)
{
if (strcmp(flight_num, h->plane_num) == 0)
{
h->plane_room = h->plane_room - ticket_num;
if (h->plane_num == 0)
h->sit = 1;
}
}
cus *q;
q = (cus*)malloc(sizeof(cus));
strcpy_s(q->name, name);
strcpy_s(q->ID, ID);
strcpy_s(q->flight_num, flight_num);
q->ticket_num = ticket_num;
q->next = NULL;
Q->rear->next = q;
q->order_num = Q->rear->next->order_num + 1;//生成订单号
Q->rear = q;
}
void delate_flight(fly *P)
{
fly *p, *pr;
char flight_num[10];
int mark = 1;
pr = P;
p = pr->next;
printf("请输入你要删除的航班号：");
scanf_s("%s", flight_num,sizeof(flight_num));
while (p != NULL)
{
if (strcmp(flight_num, p->plane_num) == 0)
{
pr->next = p->next;
free(p);
printf("删除航班%s成功！\n", flight_num);
mark = 0;
p = NULL;
}
if (pr->next != NULL)
{
pr = pr->next;
p = pr->next;
}
if (mark == 1)
printf("没有要删除的航班\n");
}
}
int delate_customer(customers *Q, fly *P, char *name, char *ID)
{
cus *p, *pr;
fly *q;
pr = Q->head;
p = pr->next;
while (p != NULL)
{
if (strcmp(name, p->name) == 0 && strcmp(ID, p->ID) == 0)
{
for (q = P->next; q != NULL; q = q->next)
{
if (strcmp(p->flight_num, q->plane_num) == 0)
{
q->plane_room = q->plane_room + p->ticket_num;
q->sit = 0;
break;
}
}
pr->next = p->next;
free(p);
printf("顾客%s,%s退票成功\n", name, ID);
return 1;
}
pr = pr->next;
p = pr->next;
}
printf("没有要操作的客户！\n");
return 0;
}
void creat_fly(fly *P)
{
fly *p;
p=P;
char plane_num[10], city1[20], city2[20], time1[20], time2[20];
int plane_room, sit, mark = 1;
float price, zhekou;
if (p != NULL)
p = p->next;
while (mark == 1)
{
printf("请输入航班号：");
scanf_s("%s", plane_num, sizeof(plane_num));
printf("请输入出发地：");
scanf_s("%s",city1,sizeof(city1));
printf("请输入终点站：");
scanf_s("%s", city2, sizeof(city2));
printf("请输入起飞时间：");
scanf_s("%s",time1,sizeof(time1));
printf("请输入抵达时间：");
scanf_s("%s",time2,sizeof(time2));
printf("请输入票价：");
scanf_s("%f",&price);
printf("请输入折扣：");
scanf_s("%f",&zhekou);
printf("请输入座位数：");
scanf_s("%d",&plane_room);
printf("请输入是否满仓（0表示未满，1表示满仓）：");
scanf_s("%d",&sit);
insert_flight(p, plane_num, city1, city2, time1, time2, plane_room, price, zhekou, sit);
printf("增加航班成功！\n");
printf("是否继续增加航班（1表示继续，0表示停止）：");
scanf_s("%d", &mark);
}
}
int city_chaxun(fly *P, char *city1, char *city2)
{
fly *p = P;
int mark = 0;
printf("%-8s%-12s%-12s%-10s%-10s%-8s%-6s%-10s%-8s\n", "航班号", "起飞城市", "终点城市", "起飞时间", "抵达时间", "价格",
"折扣", "空座数", "满仓否" );
for (; p != NULL; p = p->next)
{
if (strcmp(p->city1, city1) == 0 && strcmp(p->city2, city2) == 0)
{
printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-6.2f%-10d%-8d\n", p->plane_num, p->city1, p->city2, p->time1, p->time2, p->price, p->zhekou, p->plane_room,
p->sit);
mark = 1;
}
}
if (mark == 0)
{
printf("抱歉没有找到相应航班信息\n");
return 0;
}
return 1;
}
int num_cahxun(fly *P, char *plane_num)
{
fly *p = P;
printf("%-8s%-12s%-12s%-10s%-10s%-8s%-6s%-8s%-10s\n", "航班号", "起飞城市", "终点城市", "起飞时间", "抵达时间", "价格",
"折扣", "空座数", "满仓否");
for (; p != NULL; p = p->next)
{
if (strcmp(p->plane_num, plane_num) == 0)
{
printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-6.2f%-10d%-8d\n", p->plane_num, p->city1, p->city2, p->time1, p->time2, p->price, p->zhekou, p->plane_room,
p->sit);
return 1;
}
}
printf("sorry,没有要查询的航班！\n");
return 0;
}
void xianshi_plane(fly *P)
{
fly*p = P;
int i = 0;
printf("%-8s%-12s%-12s%-10s%-10s%-8s%-6s%-10s%-8s\n", "航班号", "起飞城市", "终点城市", "起飞时间", "抵达时间", "价格",
"折扣", "空座数", "满仓否");
for (; p != NULL; p = p->next)
{
printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-6.2f%-10d%-8d\n", p->plane_num, p->city1, p->city2, p->time1, p->time2, p->price, p->zhekou, p->plane_room,
p->sit);
i = 1;
}
if (i == 0)
printf("航班信息为空！\n");
}
int same_plane(fly *P, char *plane_num)
{
fly *p = P->next, *q = P->next;
int mark = 0;
printf("%-8s%-12s%-12s%-10s%-10s%-8s%-6s%-10s%-8s\n", "航班号", "起飞城市", "终点城市", "起飞时间", "抵达时间", "价格",
"折扣", "空座数", "是否满仓");
while (p != NULL&&strcmp(p->plane_num,plane_num)!=0)
{
p = p->next;
}
while (q != NULL)
{
if (strcmp(p->city1, q->city1) == 0 && strcmp(p->city2, q->city2) == 0 &&
strcmp(p->plane_num, q->plane_num) != 0)
{
printf("%-8s%-12s%-12s%-10s%-10s%-8.2f%-6.2f%-10d%-8d\n", p->plane_num, p->city1, p->city2, p->time1, p->time2, p->price, p->zhekou, p->plane_room,
p->sit);
mark = 1;
}
q = q->next;
}
if (mark == 0)
{
printf("sorry,没有您要找的航班！\n");
return 0;
}
return 1;
}
int dingpiao(fly *P, customers *Q)
{
char name[10];
char ID[20];
char flight_num[10];
char city1[20];
char city2[20];
int ticket_num;
int i;
fly *p = P->next;
printf("请输入信息：\n");
printf("请输入起飞城市：");
scanf_s("%s", city1,sizeof(city1));
printf("请输入终点城市：");
scanf_s("%s", city2, sizeof(city2));
if (city_chaxun(P, city1, city2) == 1)
{
printf("请选择航班号：\n");
printf("航班号：");
scanf_s("%s",flight_num,sizeof(flight_num));
getchar();
while (flight_num == NULL);
{
printf("航班号不能为空！\n");
printf("请重新输入航班号：");
scanf_s("%s", flight_num,sizeof(flight_num));
}
while (p != NULL)
{
if (strcmp(p->plane_num, flight_num) == 0)
{
printf("请输入:\n");
printf(" 姓名：");
scanf_s("%s", name,sizeof(name));
printf(" 证件号码：");
scanf_s("%s", ID,sizeof(ID));
printf(" 订票数量：");
scanf_s("%d", &ticket_num);
while (name == NULL)
{
printf("对不起，名字不能为空！\n");
printf(" 姓名：");
scanf_s("%s", name,sizeof(name));
}
while (ID == NULL)
{
printf("对不起，证件号不能为空！\n");
printf(" 证件号码：");
scanf_s("%s", ID,sizeof(ID));
}
while (ticket_num == 0)
{
printf("对不起，订票数量不能为0！\n");
printf(" 订票数量：");
scanf_s("%d", &ticket_num);
}
if (p->plane_room > 0 && p->plane_room >= ticket_num)
{
insert_customers(P, Q, name, ID, flight_num, ticket_num);
printf("你应该支付 %6.2f 元\n", p->price*p->zhekou*ticket_num);
printf("恭喜！订票成功！\n");
return 1;
}
else
{
printf("sorry,该航班已满！\n");
printf("若选择其他航班请输入1，取消则输入0\n");
scanf_s("%d", &i);
if (i == 1)
{
if (same_plane(P, flight_num) == 1)
{
printf("请输入您选择的航班：");
scanf_s("%s", flight_num,sizeof(flight_num));
insert_customers(P, Q, name, ID, flight_num, ticket_num);
printf("恭喜！订票成功！\n");
return 1;
}
}
}
}
else
p = p->next;
}
if (p == NULL)
printf("对不起，您输入的航班不存在！\n");
}
return 0;
}
void plane_chaxun(fly *P)
{
fly *p = P->next;
char plane_num[10], city1[20], city2[20];
int a;
printf("请选择查询方式：\n");
printf(" 1.航班号查询：\n");
printf(" 2.起飞抵达城市查询：\n");
printf(" 3.显示所有信息：\n");
printf("请选择查询方式：");
scanf_s("%d",&a);
getchar();
if (a == 1)
{
printf("请输入航班号：");
scanf_s("%s", plane_num,sizeof(plane_num));
getchar();
num_cahxun(p, plane_num);
}
else if (a == 2)
{
printf("请输入出发地：");
scanf_s("%s", city1,sizeof(city1));
printf("请输入终点站：");
scanf_s("%s", city2, sizeof(city2));
getchar();
city_chaxun(p, city1, city2);
}
else if (a == 3)
xianshi_plane(p);
else if (a != 1 && a != 2 && a != 3)
return;
}
void xiugai_plane(fly *P, customers *Q)
{
fly *p = P->next;
char plane_num[10], time1[20], time2[20];
int a;
printf("\n*------------------------------*\n");
printf("*-------航线信息修改:---------- *\n");
printf("* 1. 增加航班号 *\n");
printf("* 2. 删除航班号 *\n");
printf("* 3. 修改起飞抵达时间 *\n");
printf("* 4. 退出航线修改 *\n");
printf("*------------------------------ *\n");
printf("请选择: ");
scanf_s("%d", &a);
getchar();
if (a ==1)
creat_fly(P);
else if (a ==2)
delate_flight(P);
else if (a ==3)
{
printf("请输入要修改的航班号：");
scanf_s("%s", plane_num,sizeof(plane_num));
if (num_cahxun(p, plane_num) == 1)
{
printf("请输入修改后的起飞时间");
scanf_s("%s", time1,sizeof(time1));
printf("请输入修改后的抵达时间：");
scanf_s("%s", time2,sizeof(time2));
while (p)
{
p = p->next;
if (strcmp(p->plane_num, plane_num) == 0)
{
strcpy_s(p->time1, time1);
strcpy_s(p->time2, time2);
printf("修改成功！\n");
}
}
}
}
else if (a ==4)
{
return;
}
}
int name_id_chaxun(customers *Q, char *name, char *ID)
{
cus *p = Q->head->next;
int mark = 0;
printf("%-8s%-20s%-20s%-10s%-8s", "订单号", "姓名", "证件号码", "航班号",
"订票数");
while (p)
{
p = p->next;
if (strcmp(p->ID, ID) == 0 && strcmp(p->name, name) == 0)
{
printf("%-8s%-20s%-20s%-10s%-8d\n", p->order_num, p->name, p->ID,
p->flight_num, p->ticket_num);
mark = 1;
}
}
if (mark == 0)
{
printf("sorry，没有您的订单信息！\n");
return 0;
}
return 1;
}
int order_num_chaxun(customers *Q, int order_num)
{
cus *p = Q->head->next;
printf("%-8s%-20s%-20s%-10s%-8s", "订单号", "姓名",
"证件号码", "航班号", "订票数");
for (; p != NULL; p = p->next)
{
if (p->order_num == order_num)
{
printf("%-8s%-20s%-20s%-10s%-8d\n", p->order_num, p->name, p->ID,
p->flight_num, p->ticket_num);
return 1;
}
}
printf("sorry,没有该订单信息！\n");
return 0;
}
void xianshi_dingdan(customers *Q)
{
cus *p = Q->head->next;
int i = 0;
printf("%-8s%-20s%-20s%-10s%-8s", "订单号", "姓名",
"证件号码", "航班号", "订票数");
for (; p != NULL; p = p->next)
{
printf("%-8s%-20s%-20s%-10s%-8d\n", p->order_num, p->name, p->ID,
p->flight_num, p->ticket_num);
i = 1;
}
if (i == 0)
printf("当前没有订单！\n");
}
void customer_chaxun(customers *Q)
{
char name[20], ID[20];
int order_num, a;
printf("\n*------------------------------*\n");
printf("*-------查询方式:----------*\n");
printf("* 1. 按客户姓名和证件号查询： *\n");
printf("* 2. 按订单号查询： *\n");
printf("* 3. 查看全部订单信息： *\n");
printf("* 4. 退出查询 *\n");
printf("*------------------------------*\n");
printf("请选择: ");
scanf_s("%d", &a);
if (a == 1)
{
printf("请输入姓名：");
scanf_s("%s", name,sizeof(name));
printf("请输入证件号码：");
scanf_s("%s", ID,sizeof(ID));
name_id_chaxun(Q, name, ID);
}
else if (a == 2)
{
printf("请输入您的订单号：");
scanf_s("%d",&order_num);
order_num_chaxun(Q, order_num);
}
else if (a == 3)
{
xianshi_dingdan(Q);
}
else if (a == 4)
return;
}
void tuipiao(customers *Q, fly *P)
{
char name[20], ID[20];
printf("请输入姓名：");
scanf_s("%s", name,sizeof(name));
printf("请输入证件号码：");
scanf_s("%s", ID,sizeof(ID));
delate_customer(Q, P, name, ID);
}
int menu()
{
int a;
do
{
system("cls");
printf("********飞机订票系统********\n");
printf("****************************\n");
printf("* 1. 录入信息 *\n");
printf("* 2. 订 票 *\n");
printf("* 3. 退 票 *\n");
printf("* 4. 查询航班 *\n");
printf("* 5. 查询订单 *\n");
printf("* 6. 修改航班 *\n");
printf("* 0. 退 出 *\n");
printf("****************************\n");
printf("请选择：");
scanf_s("%d", &a);
} while (a<0 || a>6);
return a;
}
void main()
{
fly *P;
customers *Q;
P = (fly*)malloc(sizeof(fly));
Q = (customers*)malloc(sizeof(customers));
init_fly(P);
init_customers(Q);
for (;;)
{
switch (menu())
{
case 1:
creat_fly(P);
getchar();
break;
case 2:
dingpiao(P, Q);
getchar();
break;
case 3:
tuipiao(Q, P);
getchar();
break;
case 4:
plane_chaxun(P);
getchar();
break;
case 5:
customer_chaxun(Q);
getchar();
break;
case 6:
xiugai_plane(P, Q);
getchar();
break;
case 0:
getchar();
printf("谢谢使用！再见！\n");
exit(0);
}
}
}
