C语言飞机订票系统-数据结构课程设计|数据结构课程设计#include#include#define OK 1#define ERROR 0typedef struct airline{ char air_num[8]; char plane_num[8]; char end_place[20]; int total; int left; struct airline *next;}airline;typedef struct customer{ char name[8]; char air_num[8]; int seat_num; struct customer *next;}customer;airline *start_air(){ airline *a; a=(airline*)malloc(sizeof(airline)); if(a==NULL) a->next=NULL; return a;}customer *start_cus(){ customer *c; c=(customer*)malloc(sizeof(customer)); if(c==NULL) c->next=NULL; return c;}airline *modefy_airline(airline *l,char *air_num){ airline *p; p=l->next; for(;p!=NULL;p=p->next) { if(strcmp(air_num,p->air_num)==0) { p->left++; return l; } printf("NO the airline!"); return 0; }}int insert_air(airline **p,char *air_num,char *plane_num,char *end_place,int total,int left){ airline *q; q=(airline*)malloc(sizeof(airline)); strcpy(q->air_num,air_num); strcpy(q->plane_num,plane_num); strcpy(q->end_place,end_place); q->total=total; q->left=left; q->next=NULL; (*p)->next=q; (*p)=(*p)->next; return OK; }int insert_cus(customer **p,char *name,char *air_num,int seat_num){ customer *q; q=(customer*)malloc(sizeof(customer)); strcpy(q->name,name); strcpy(q->air_num,air_num); q->seat_num=seat_num; q->next=NULL; (*p)->next=q; (*p)=(*p)->next; return OK;}int book(airline *a,char *air_num,customer *c,char *name){ airline *p=a; customer *q=c->next; p=a->next; for(;q->next!=NULL;q=q->next){} for(;p->next!=NULL;p=p->next) { if(p->left>0) { printf("Your seat number is %d",(p->total-p->left+1)); insert_cus(&q,name,air_num,p->total-p->left+1); p->left--; return OK; } else { printf("seat is full"); return 0; } }}int del_cus(customer *c,airline *l,char *name){ customer *p,*pr; char air_num[8]; pr=c; p=pr->next; while(p!=NULL) { if(strcmp(p->name,name)==0) { strcpy(air_num,p->air_num); l=modefy_airline(l,air_num); pr->next=p->next; p=pr->next; printf("finish!"); return OK;
} pr=pr->next; p=pr->next; } printf("NO the customer!"); return ERROR;}int search_air(airline *head){ airline *p=head->next; printf("air_num plane_num end_place total left\n"); for(;p!=NULL;p=p->next) { printf("%s %-10s %-8s %-8d%-8d\n",p->air_num,p->plane_num,p->end_place,p->total,p->left); } return OK;}int search_cus(customer *head){ struct customer *q=head->next; printf("name air_num seat_num\n"); for(;q!=NULL;q=q->next) { printf("%-8s%-12s%-d\n",q->name,q->air_num,q->seat_num); } return OK;}int creat_air(airline **l){ airline *p=*l; int i=0; char *air_num[3]={"007af","008af","009af"}; char *plane_num[3]={"plane1","plane2","plane3"}; char *end_place[3]={"Beijing","Shanghai","Tianjin"}; int total[3]={100,100,100}; int left[3]={52,54,76}; for(i=0;i<3;i++) insert_air(&p,air_num[i],plane_num[i],end_place[i],total[i],left[i]); return OK;}int creat_cus(customer **l){ customer *p=*l; int i=0; char *name[3]={"zhsan","lisi","wangwu"}; char *air_num[3]={"007af","008af","009af"}; int seat_num[3]={2,5,7}; for(i=0;i<3;i++) insert_cus(&p,name[i],air_num[i],seat_num[i]); return OK;}void main(){ int t=1; customer *cus=start_cus(); airline *air=start_air(); char name[8],air_num[8],ch; creat_air(&air); creat_cus(&cus); while(t==1) { printf("\n"); printf("*********************************\n"); printf("* Welcome to air firm! *\n"); printf("* book--------1 *\n"); printf("* cancel------2 *\n"); printf("* search------3 *\n"); printf("* exit--------4 *\n"); printf("*********************************\n"); ch=getch(); if(ch=='1') { printf("Please input a airline number:"); scanf("%s",air_num); printf("Please input a name:"); scanf("%s",name); book(air,air_num,cus,name); } else if(ch=='2') { printf("Please input the cancel name:"); scanf("%s",name); del_cus(cus,air,name); } else if(ch=='3') { search_air(air); printf("\n");
search_cus(cus); } else if(ch=='4') { t=0; } }}任务：通过此系统可以实现如下功能：录入：可以录入航班情况（数据可以存储在一个数据文件中，数据结构、具体数据自定）查询：可以查询某个航线的情况（如，输入航班号，查询起降时间，起飞抵达城市，航班票价，票价折扣，确定航班是否满仓）；可以输入起飞抵达城市，查询飞机航班情况；订票：（订票情况可以存在一个数据文件中，结构自己设定）可以订票，如果该航班已经无票，可以提供相关可选择航班；退票：可退票，退票后修改相关数据文件；客户资料有姓名，证件号，订票数量及航班情况，订单要有编号。修改航班信息：当航班信息改变可以修改航班数据文件要求：根据以上功能说明，设计航班信息，订票信息的存储结构，设计程序完成功能；
