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);
* _! U& @0 [0 k( x3 O5 f# H       return OK;" |2 D: _. K$ ~+ u: \! b
}7 g+ ]: W, Y3 B9 P4 l0 [
int creat_cus(customer **l)+ o8 d7 @: q9 O7 _4 D
{
: c9 W1 j1 y$ n# V; P  }       customer *p=*l;! y- e+ \& v+ \2 r% J$ @0 f
      int i=0;
+ _0 Q: O. _3 R$ m/ v! `: a       char *name[3]={"zhsan","lisi","wangwu"};
  c' [/ f0 @0 l$ r6 x       char *air_num[3]={"007af","008af","009af"};
; _2 Y# |- K3 a6 I9 k       int seat_num[3]={2,5,7};) X% x* q& R- K( u. f9 d
      for(i=0;i<3;i++)) f* a$ P" r1 F" P6 @% ?3 T
      insert_cus(&p,name,air_num,seat_num);" m5 a5 l+ D; N) M/ G
      return OK;
, N! a: D  Y( I  F9 ?  |}0 C: k  K- g) Y% x) w  O
void main(), u( S5 {6 L" C
{. f5 N, a- @, B/ F
      int t=1;. w6 a' L8 @7 @& W' {# s. e# H4 y
      customer *cus=start_cus();
- _# w% i' D4 o: [0 Y- \4 O       airline  *air=start_air();2 s: b3 z; p/ O4 ]
      char name[8],air_num[8],ch;8 x: t3 L+ [+ P+ j0 J
      creat_air(&air);
8 B3 [' O- C+ @* n) w       creat_cus(&cus);
& u: y, `4 Q) x1 o9 Y% ^9 p4 s5 K       while(t==1)/ G2 D' m1 r1 w  v: v$ i
      {# V( W& g8 x  B
            printf("\n");
  r2 r# O1 q8 e7 T             printf("*********************************\n");
7 `  d' r% T5 q             printf("*    Welcome to air firm!    *\n");
) Y" a: b. O* J( B             printf("*       book--------1       *\n");; k: s9 w/ Q, _% ^" a/ [9 w9 M
            printf("*       cancel------2       *\n");
$ z! n4 _2 A# L# C2 {$ D( }             printf("*       search------3       *\n");
, ^/ _! G1 n4 @0 Y0 `" A             printf("*       exit--------4       *\n");/ P/ g; D8 L5 Q7 D% c8 p" g. V
            printf("*********************************\n");, O) W8 ~& o( X; q* b
            ch=getch();. E8 m$ i2 J! R% E
            if(ch=='1')
% i+ L' e" y$ E$ P# I             {
+ I, X( U+ ^- E2 H                      printf("Please input a airline number:");
$ \% ^$ h. w1 J  X$ w                      scanf("%s",air_num);$ P3 w; P$ M; M1 K8 s
                     printf("Please input a name:");
. V$ \) U  x: z  U3 @: @# |- {                      scanf("%s",name);% B) [" a, U$ C- N0 j+ |) m9 T/ C
                     book(air,air_num,cus,name);
, r- a- U% x: L1 e. l& \- W             }
! M- r0 f% z  a& ]# e             else0 l; c! n0 R! y+ t
                  if(ch=='2'), D* ]. E) _* |1 z4 i1 V' L. b8 p2 T
                  {
( r+ |  Q' @/ J8 L( {- A8 k" v7 l0 B                      printf("Please input the cancel name:");
- Y: p3 ~% Y1 a; N9 m4 w/ w                      scanf("%s",name);
2 B7 t0 _( T' @$ E, a" s' w( U& M                      del_cus(cus,air,name);
; ^, w, L" [$ y7 W2 d                   }
9 q+ `+ i+ e- [7 R                   else
                     if(ch=='3')
) m8 X; Y; l3 r" j: P% H4 Q8 R                      {5 B7 g% \) F& K% j7 z
                              search_air(air);& o5 Z3 j0 \' }6 `: \6 `
                              printf("\n");
7 M* P9 d' Z/ I, f& a2 r2 }       search_cus(cus);' {; P: ]" U; g1 H0 F: |/ ]
                     }
9 F) C# ~5 C- P3 ~# B( a7 f                      else
9 l& i9 X3 ]# B( W! ?                            if(ch=='4')
1 M) X1 i3 H  y) M3 g+ n/ L                            {! P' H; I+ ~4 i: E1 Z5 C+ q
                              t=0;
7 ^* A5 b2 A% A6 T& W( y                            }6 ^: \8 ^' z; B
      }
8 N- x) a$ {" o8 A8 [' `}, k5 @0 E  }3 `; K9 l1 u
/*任务：通过此系统可以实现如下功能：3 r3 v5 q# P4 R
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）* {8 f. Q8 C6 x2 g- S" y+ l) b6 G8 W
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）；$ K7 t: x9 \$ [; x0 U2 m! y
可以输入起飞抵达城市，查询飞机航班情况；6 U7 f0 r) V3 _1 r. D  \2 ~
订票：（订票情况可以存在一个数据文件中，结构自己设定）
: I% `$ E% Y, r. O9 k  `1 [可以订票，如果该航班已经无票，可以提供相关可选择航班；9 k; z6 H! Q9 H$ G# I: n
退票：可退票，退票后修改相关数据文件；2 H& r7 G7 N6 G) P  m
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。& ~4 T) s. n/ K/ J* r: D% w
修改航班信息：当航班信息改变可以修改航班数据文件
1 B- W' E& W1 P: c: `; F' F要求：
5 y) c3 o- K) X, I. y2 ]  q0 ]7 y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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