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);  _. [+ W1 y* k; h, e
      return OK;; y6 P+ [( S0 L
}. k1 C* I; H+ X5 O. e/ C! \
int creat_cus(customer **l)$ \2 E3 ]$ Q- N. m- y, m
{
1 P" z' z0 W- D9 |4 p- Y       customer *p=*l;
' @6 e; Q8 H: B) d9 r) f1 y       int i=0;
3 P" u4 ?! V9 m) L+ t       char *name[3]={"zhsan","lisi","wangwu"};
# m( \3 B6 _5 l" ^/ C1 T       char *air_num[3]={"007af","008af","009af"};' g! i% u* \, q6 P
      int seat_num[3]={2,5,7};6 \) R# B. v* Z
      for(i=0;i<3;i++)6 l1 |* n' y6 n7 Y$ X
      insert_cus(&p,name,air_num,seat_num);8 e, O* H0 J: n: ^) ?0 b
      return OK;
* b, {0 Z/ x3 j1 O0 `0 p}
% G' [+ |' I( D7 }. V/ tvoid main()0 A" A9 `# b: Q  A% ~4 u
{
6 B7 f& A; `3 b5 w% f( l+ }       int t=1;! o4 h" E7 i: |9 y- s
      customer *cus=start_cus();( B  c; B& i4 @% u
      airline  *air=start_air();
! M; K" g  J6 m+ \( v5 ^' _" r       char name[8],air_num[8],ch;7 h, H8 c# ]& g5 b" B$ O7 a
      creat_air(&air);
# O# X4 r1 T, w4 [" j3 Z       creat_cus(&cus);
2 L1 x: q" b3 p& v: P       while(t==1)
) U0 A: i- F: ?       {4 R+ g' n$ m9 _) k( K0 [0 Q% g7 y
            printf("\n");
7 l, \; f. P& y0 @5 \             printf("*********************************\n");
' t  w% w* d. K/ ]- \             printf("*    Welcome to air firm!    *\n");
5 d- l) r8 I! m# z- z6 n             printf("*       book--------1       *\n");3 j2 A) w; \. E6 I+ ~; v
            printf("*       cancel------2       *\n");3 n9 v0 q2 a; h5 {  V
            printf("*       search------3       *\n");, R/ s! }+ m7 W2 w/ y. h* v3 V
            printf("*       exit--------4       *\n");
  h" A5 _: q$ X- r% I. Q! w) B             printf("*********************************\n");2 ~  ^2 j. l  F9 ^* Z  c6 I
            ch=getch();
( X" @3 \; H4 |, L: k             if(ch=='1')8 D" `9 u5 {9 M; l
            {! C2 r( }6 v! E
                     printf("Please input a airline number:");
, r7 e  [! }' H$ y                      scanf("%s",air_num);
7 v0 v& Y# D" s& z                      printf("Please input a name:");! U# x% y/ C' z  K- R
                     scanf("%s",name);
) Y5 W" M+ b8 t8 h9 i# l2 i7 h* I                      book(air,air_num,cus,name);
/ x* ?  c3 N3 [+ J             }3 C) c' @( B3 Y, W6 _) Q9 G
            else* O, K& V7 C! T
                  if(ch=='2')/ a2 p) g8 S$ Y
                  {
2 D! p7 A, U: E  W                      printf("Please input the cancel name:");
4 j) ?! |& T( r                      scanf("%s",name);: b& I1 v) u" [, r0 v' R+ |
                     del_cus(cus,air,name);
4 r/ p5 J& o& e' b- |                   }
/ x, l' R0 I6 w2 v                   else
& W# n9 t8 @# O( l% V6 V                      if(ch=='3')7 g  [8 Q* V: j9 v! r; a1 R% g6 F
                     {
$ r5 U- a% R8 x) N, D+ P; f                               search_air(air);0 a( o/ g( d) p* S6 D  }) N
                              printf("\n");    6 W: @, |$ M$ D1 u" _9 v- h
      search_cus(cus);' ]0 e( y# W: l* ^
                     }. p3 `9 p; X; A4 q* U
                     else
: j" J( S$ P9 l. z                            if(ch=='4')
* k% N2 E2 B' Z" `7 k                            {
' x) r7 K2 D5 p2 \& ?2 q, w                               t=0;
: o0 z2 m5 \3 b/ b( S8 x4 w                            }3 a' o, x1 y( R/ `. r
      }  B/ r0 E7 u  I% L1 T6 B& P
}
' v+ S3 S0 r. q  a) T4 v5 l/*任务：通过此系统可以实现如下功能：1 L& |7 |3 a. j# f( X# L
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）4 I1 m' W: q/ ~4 t- I2 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）；
. X( D! i( A3 ^" Y3 c4 _( ]可以输入起飞抵达城市，查询飞机航班情况；% n% d1 m; F5 q: O
订票：（订票情况可以存在一个数据文件中，结构自己设定）- u' H/ E& f* }2 M
可以订票，如果该航班已经无票，可以提供相关可选择航班；! r' C( w/ w5 N, f
退票：可退票，退票后修改相关数据文件；" Q% N/ }& H0 S- e
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。
, K9 s9 {7 p, v4 f2 r; z) F修改航班信息：当航班信息改变可以修改航班数据文件8 M! I# i3 Y" z  [
要求：
/ m& s* y% H& z' {* q8 T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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飞机订票系统

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