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标题: 飞机订票系统 [打印本页]

作者: zelhzm 时间: 2007-12-25 09:36
标题: 飞机订票系统
#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);4 h; F: P* P/ T  m( B- U6 I
      return OK;! u$ s0 n- f' T- L3 r
}
( \% c+ {( r7 C0 u5 P( U8 R9 Vint creat_cus(customer **l)
6 E& f* v0 _. L8 k- }, P9 v: Y{; _5 z& w) N" Q$ n, ?
      customer *p=*l;& O" l/ ]7 c7 s4 ~7 ?6 K' H. r
      int i=0;
/ C5 K: \# j- [. a; ], i       char *name[3]={"zhsan","lisi","wangwu"};
9 `! ?# Q. ?' b       char *air_num[3]={"007af","008af","009af"};
/ X6 }. C3 }# u: s! V; m( c5 q; b       int seat_num[3]={2,5,7};( {" k/ G5 U3 \/ v9 c  W
      for(i=0;i<3;i++)
2 J- Z! N& A& w9 d1 X: d       insert_cus(&p,name,air_num,seat_num);
0 R, ~  t5 `# _% g. J; _       return OK;
7 o; u# {( f7 k* ?! f}
$ L& n4 Y* t/ z9 [void main()" M* {( a9 d) H3 V$ o
{! \! a- Z  Y) a4 S5 n( @
      int t=1;
! L# ]5 l# }1 S$ a/ N  v       customer *cus=start_cus();
/ m  E2 W5 p# M) D; D       airline  *air=start_air();
5 N7 w7 |5 X1 Z" L$ y       char name[8],air_num[8],ch;, I: o: P& v1 M1 R* {7 F* t- t. H
      creat_air(&air);
9 _/ I, {" o( D6 g       creat_cus(&cus);& g  C; [' u+ ]! M, K) z  l
      while(t==1)
) Y  }) [( N" T" U6 i/ U4 B       {0 m; D6 E% R5 F3 ^3 o% u
            printf("\n");' D; ^1 U7 ?3 N( Q8 ?% O7 a+ w
            printf("*********************************\n");5 ~  C( e/ m! E; i& _
            printf("*    Welcome to air firm!    *\n");
3 |( Q9 z- D" `" ]8 s# n             printf("*       book--------1       *\n");! l6 b) J, ~. x  j& A0 n" M" f! {- S- i; Y
            printf("*       cancel------2       *\n");5 R, B( u2 i; U
            printf("*       search------3       *\n");7 @4 i0 V8 p0 ?/ f0 G4 V# B
            printf("*       exit--------4       *\n");" `1 }" ]/ D2 A9 c
            printf("*********************************\n");1 A7 G5 O' P1 y: F' ^
            ch=getch();. k5 J8 y& W+ H  {' c
            if(ch=='1')5 t4 E' p: _6 ?4 S* g8 |0 H8 I
            {
' @" P) c1 d& M+ V5 }' E6 c! ]                      printf("Please input a airline number:");
$ v( C' i# G" o- R$ ^4 }                      scanf("%s",air_num);
: i6 S3 w# S6 c" ~. l                      printf("Please input a name:");0 Z+ B% M# L* U
                     scanf("%s",name);# T/ O% ]- g  h4 H# O2 T  k
                     book(air,air_num,cus,name);
4 N, Q- ?+ {+ V/ c. d             }
) ]. e) J& A$ _& n             else0 U$ E- D. h( `5 g
                  if(ch=='2')5 Q2 I, K0 v1 u8 N! p5 s) x7 u- E9 C3 e
                  {
7 K# n3 y, Q' s5 y  e& ~0 z                      printf("Please input the cancel name:");- d3 r8 l% ~  U! j9 Q( q' f
                     scanf("%s",name);- D) }  f% p' D* q& _  p# D
                     del_cus(cus,air,name);" q4 Y1 L5 i7 u- ?8 \
                  }- p5 q5 y) H& X
                  else
1 U* e; t; W( ~& M% M; j4 {                      if(ch=='3')" V6 z+ A: a" b
                     {
. M  c, y* t+ T: X0 Y+ p0 {2 B                               search_air(air);
9 {( {; S; p6 Z- E6 @9 B' |5 D* s                               printf("\n");       Y' B$ c9 t" M5 k9 w' l
      search_cus(cus);
: ~4 N! h0 Z* Y1 e: B  \; v& Z                      }! F8 @% l1 Q) V0 Z4 u
                     else: P- r5 j. @, d9 h0 B5 M( u  _1 E
                           if(ch=='4')) k! m2 x. q/ W1 E
                           {
  Z  w1 i8 i; I9 L( }1 l( V                               t=0;4 K" _0 I- @' D2 R& N+ F% d1 I; [
                           }+ A7 V1 w+ I! |. \. a2 g
      }* i/ ]. }7 n- k: }7 A5 Q/ z
}
- }* b" b7 f. |1 g4 f, h9 i/*任务：通过此系统可以实现如下功能：
! Y4 Y, t- i9 K; W# k# ^; G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）
. ~% A0 q% J9 f4 X- ~6 X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）；: L* P$ _' d1 s1 N5 F/ ~2 A3 s2 `2 A
可以输入起飞抵达城市，查询飞机航班情况；7 g) T# T0 f" X+ {4 c7 b0 M
订票：（订票情况可以存在一个数据文件中，结构自己设定）
; W7 u; ]3 I* ?可以订票，如果该航班已经无票，可以提供相关可选择航班；1 ?9 y8 P6 s7 O- n
退票：可退票，退票后修改相关数据文件；
  Y2 g) a" [9 d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。" T8 h. q4 f$ b+ _. d$ H
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! [  k/ h3 G' a- N3 ?
要求：
- Q# S/ {# k8 C$ Z3 X: p1 [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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