飞机订票系统

zelhzm · 发表于 2007-12-25 09:36:19

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<conio.h>
#define OK 1
#define ERROR 0
typedef 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;
            }
      }
return OK;
}
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,plane_num,end_place,total,left);( f+ O# V: X/ {
      return OK;
( `$ n2 x/ X1 ]" m) M4 v. P* e7 n}
$ |7 f( {( w) p7 l6 U  Bint creat_cus(customer **l)1 p/ Z. Q0 n, C1 X
{& B4 y! A7 e- B! w2 M& a
      customer *p=*l;' i2 W1 V( H- k
      int i=0;% V/ T2 M  `% T" ^! V
      char *name[3]={"zhsan","lisi","wangwu"};) w* p) \1 l) j( }$ A, @
      char *air_num[3]={"007af","008af","009af"};
* p0 g( j: d: q2 F+ `       int seat_num[3]={2,5,7};
8 O) ?1 G; K' e' P6 o. B       for(i=0;i<3;i++)
+ C& F& I) ?- J: a6 m9 T  n3 o       insert_cus(&p,name,air_num,seat_num);
/ E7 w; e2 c/ \8 b       return OK;5 i2 ~* j+ x; h$ {: u# t0 ]4 Z
}
. E- P' x4 y) V( I9 _% `/ X2 [, `void main()
( ^3 z( q! T+ ?, {4 f, Z{
1 D3 E( l' }5 X8 G+ F& T       int t=1;
* p) M3 U/ W* J$ f6 t( t       customer *cus=start_cus();" u: h. i6 n+ ^# g
      airline  *air=start_air();
9 {( T* Q9 k* b0 `5 Z       char name[8],air_num[8],ch;
1 g5 Q$ f, w, `1 c9 t/ d       creat_air(&air);
& m8 I* t6 C  C5 l* n$ P/ X8 Y# U       creat_cus(&cus);
4 ~/ Y0 R2 w  ^       while(t==1)4 H. Z, B" o. S4 u- Q
      {2 p3 @2 h5 G4 @7 ^4 L
            printf("\n");3 r; A# _$ p) c! `5 C
            printf("*********************************\n");/ A0 _7 m$ b6 D. k
            printf("*    Welcome to air firm!    *\n");
. z, S* I0 R9 ?! i2 T& \" L# ^/ u/ N             printf("*       book--------1       *\n");  d/ a# d3 e. {/ n6 w
            printf("*       cancel------2       *\n");$ k9 ^% H7 z( R  }6 K: m! k% |
            printf("*       search------3       *\n");8 ?: {0 V2 Z- A/ T  M' G0 c
            printf("*       exit--------4       *\n");
* ?# ]1 V4 Q! x: \% I0 \1 |" P0 Y+ ~             printf("*********************************\n");4 `+ v# e2 b4 y5 ~% [, w$ }/ F6 ~
            ch=getch();
4 H" Z7 Y4 E. s6 n; v             if(ch=='1')
/ Y  p1 J: M) F* ~" Q             {
; V) ?! S# u2 y. m5 d                      printf("Please input a airline number:");4 _! S2 m1 s7 S7 |
                     scanf("%s",air_num);/ x' {( B5 m: t' Y1 {; X' S
                     printf("Please input a name:");
3 z* K7 N% e* r                      scanf("%s",name);
1 Y0 E# ^3 ]0 \- o                      book(air,air_num,cus,name);/ _. y' N; Y% a& W6 g
            }9 m3 q$ O- S+ g/ O! D0 v' m+ m
            else
  d7 M" A6 }7 J+ B0 P" w                   if(ch=='2')4 G! }$ n6 n' Z
                  {
8 v# a2 J7 y( u+ ^7 F: G! w                      printf("Please input the cancel name:");
' c2 _5 J7 i. }                      scanf("%s",name);& ^# E6 }5 @( H$ {
                     del_cus(cus,air,name);' Q% L9 D$ O0 B: s3 u$ [
                  }
+ B2 G3 u5 ?9 \- d& h                   else# b- U8 J5 H! \: b
                     if(ch=='3')
5 M  E8 |+ j: Y* `( A4 I                      {8 C4 n% z5 ?  H2 r( C. c5 G- h
                              search_air(air);4 |& d7 f$ n- J
                              printf("\n");
$ ], p" Y$ e/ z2 c2 R+ n2 u       search_cus(cus);+ X' ?0 z4 C; M% E5 }, n5 m
                     }
3 ~  _: Y0 R4 T! k; i7 d                      else
+ W: I/ ]" w6 ~# O9 l+ \                            if(ch=='4')5 s% c" G7 Z7 I% t; {# m- Z" T
                           {5 {+ L& ?6 |6 V3 z5 S; i3 l
                              t=0;
5 T! L) V! P5 I! c8 u                            }2 i7 W$ m7 B0 y; Q* E
      }6 w! k+ M7 X+ |/ f2 C/ f% G2 o$ i
}
1 v: @# R7 a. b- T4 w/*任务：通过此系统可以实现如下功能：3 B/ r) g; E# F5 M5 i& p. j% N- D
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）2 Z2 ?1 m! Z$ Z! E* v$ U9 n
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）；: T% c: N1 X1 U, ^5 R7 s
可以输入起飞抵达城市，查询飞机航班情况；
; z( ~$ ?$ `/ d9 Z% B; M订票：（订票情况可以存在一个数据文件中，结构自己设定）
  h; r! I+ C. H5 |! x5 l可以订票，如果该航班已经无票，可以提供相关可选择航班；; u( y3 g, K& t$ l
退票：可退票，退票后修改相关数据文件；
! F! w+ U6 r9 U3 S( [- X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。
. F/ x7 p& I' H  Y( ~4 b, X修改航班信息：当航班信息改变可以修改航班数据文件! Y' ?+ i$ }) Z* u
要求：. P: [5 A( J( F4 v4 }& a' o
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；*/

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