火车售票系统（纯C语言）

叁歲伎倆 2022-01-06 11:07 203阅读 0赞

这是好久之前写的一个火车售票系统， 写的非常粗糙， 后来也没改了， 希望遇见有缘人继续优化吧。

主要的功能是：设置车次，删除车次， 买票， 改签， 退票， 查询等。

#include<stdio.h>
    #include<stdlib.h>
    #include<malloc.h>
    #include<string.h>
    #include<conio.h>
    #define MAXNUM 10000
    #define Num 100
    typedef struct train
    {
        int Train_num;//火车编号
        char Train_end[10];//终点站
        int Train_price;//票价
        int leftnum;//余票数量
    }Train_Ticket;
    typedef struct person{
        int  mark;//标记
        int  snum;//身份号码
        char sex[10];//买票人性别
        //char Train_start[8];
        char name[10];//买票人姓名
    }Person;
    typedef struct node
    {
        Train_Ticket data[MAXNUM];
        int len;
    }SeqList;
    Person pa1[Num],pa2[Num];
    void init_Seqlist(SeqList*);
    void Sale(SeqList*,FILE*);
    void Withdraw(FILE*);
    void Inquiry(SeqList*);
    void Select(SeqList*,FILE*);
    void Delete(SeqList*);
    void Init(SeqList*,struct train t);
    void Input(SeqList*);
    void Exchange(SeqList*,FILE *fp);
    int main()
    {
        SeqList*q;
        FILE *fp;
        fp=fopen("train.dat","wb");
        q=(SeqList*)malloc(sizeof(SeqList));
        int sel;
        Input(q);
        system("cls");
        system("color  3f");//改变颜色
        system("cls");
        while(1){
        printf("-------------------------------------\n");
        printf("-----Welcome to YaiTai trainstation--\n");
        printf("1--    Set Tickets                 --");//初始化
        printf("\n2--    Book Ticket                 --");//买票
        printf("\n3--    Exchange Ticket             --");//改签
        printf("\n4--    Withdraw Ticket             --");//退票
        printf("\n5--    Delete Ticket               --");//删除车次
        printf("\n6--    Select Ticket               --");//查询
        printf("\n7--    Inquiry                     --");//
        printf("\n8--    Exit                        --");//退出
        printf("\n-------------------------------------");
        printf("\nPlease input your choice:");
        scanf("%d",&sel);
        getchar();
        switch(sel)
        {
            case 1:
               init_Seqlist(q); break;
            case 2:
                if(q->len==0)
                {
                    printf("------------------\n");
                    printf("    No tickets!\n");
                    printf("------------------\n");break;
                }else{
                 Sale(q,fp); break;
                }
            case 3:
               Exchange(q,fp); break;
            case 4:
                Withdraw(fp);break;
            case 5:
               Delete(q); break;
            case 6:
                Select(q,fp);   break;
            case 7:
                Inquiry(q);break;
            case 8:
                printf("------------------------------\n");
                printf("---Thank you for your use！---\n");
                printf("------------------------------\n");
                exit(1);
        default : printf("Enter error!!\n");
        }
    
        printf("请按ENTER返回主菜单\n");
        getchar();
    
        }
        return 0;
    }
    void Input(SeqList*L)
    {
      int i;
      struct train tra[5]={
       {206,"beijing",200,20},
                           {301,"chengdu",350,20},
                           {432,"shangha",400,20},
                           {783,"qingdao",175,20},
                           {312,"hangzho",480,20}
                           };
        for(i=0;i<5;i++)
        Init(L,tra[i]);
    }
    void Init(SeqList*L,struct train t)
    {
        int i=L->len;
        L->data[i].Train_num=t.Train_num;
        strcpy(L->data[i].Train_end,t.Train_end);
        L->data[i].Train_price=t.Train_price;
        L->data[i].leftnum=t.leftnum;
        L->len++;
    }
    void init_Seqlist(SeqList*L)
    {
        int i,d,n;
        d=L->len;
        printf("-------------车次设置-------------\n");
        printf("请输入你想设置的车次数量: ");
        scanf("%d",&n);
        for(i=d;i<d+n;i++){
            printf("请输入车次编号：");
            scanf("%d",&L->data[i].Train_num);
            printf("请输入车次终点站:");
            scanf("%s",&L->data[i].Train_end);
            printf("请输入设置的票价:");
            scanf("%d",&L->data[i].Train_price);
            printf("请输入余票的数量:");
            scanf("%d",&L->data[i].leftnum);
            L->len++;
            if((L->len)>1&&i<(L->len-1))
            {
               printf("请输入下班车次信息\n");
            }
        }
        printf("Initiation finish!\n");
    }
    void Sale(SeqList*L,FILE *fp)
    {
        int i=0,k,a,j;
        if((fp=fopen("train.dat","ab+"))==NULL)
        {
            printf("Cannot open file!\n");
            exit(1);
        }
        printf("------------买票服务------------\n");
        printf("请输入你想购置车票数:\n");
        scanf("%d",&a);
        if(a>1){
            printf("请分别输入%d名乘客信息\n",a);
        }
         else if(a<=1)
        {
         printf("请输入该名乘客信息\n");
        }
            for(i=0;i<a;i++)
            {
             printf("请先输入你的姓名：");
             scanf("%s",&pa1[i].name);
             printf("请选择性别<男>F<女>M:");
             scanf("%s",&pa1[i].sex);
             do{
             	if(strcmp(pa1[i].sex,"F")!=0 && strcmp(pa1[i].sex,"M")!=0){
    			 	printf("性别输入错误！请重新输入！\n");
    		        scanf("%s",&pa1[i].sex);
    			 }
    		 }while(strcmp(pa1[i].sex,"F")!=0 && strcmp(pa1[i].sex,"M")!=0);
             printf("请先输入你的身份证号码：");
             scanf("%d",&pa1[i].snum);
            }
        Inquiry(L);
        for(j=0;j<a;j++){
        printf("\nPlease input the Train_number you want to book(1~%d):");
        scanf("%d",&k);
        char answer[10];
        for(i=0;i<L->len;i++){
          if(k==L->data[i].Train_num){
              pa1[j].mark=i;//标记点位
              printf("确定选择购买 %d 车次的列车吗(yes or no)\n",L->data[i].Train_num);
              scanf("%s",&answer);
              do
              {
                  if(strcmp(answer,"yes")!=0){
                    printf("你的输入有误，请重新输入！\n");
                    scanf("%s",&answer);
                  }
              }while(strcmp(answer,"yes")!=0);
              if(strcmp(answer,"yes")==0){
                  printf("你已支付该车票的价格%d元\n",L->data[i].Train_price);
                  L->data[i].leftnum--;
            }else if(strcmp(answer,"no")==0){
                  printf("请重新选择你要购买的车次编号\n");
            }
        }
        }
        printf("Tickets purchased success!\n");
        }
        for(i=0;i<a;i++)
            //printf("%d\n",pa1[i].mark);
      fwrite((void*)pa1,sizeof(Person),a,fp);
        fclose(fp);
    }
    void Delete(SeqList*L)
    {
          int n,i,true=0;
          SeqList*q;
          q=(SeqList*)malloc(sizeof(SeqList));
          printf("\n--------------按照车次编号删除车次-------------\n");
          printf("请输入要删除的车次编号\n");
          scanf("%d",&n);
          for(i=0;i<L->len;i++){
          if(L->data[i].Train_num==n)
          {
              true=1;
              if(i<L->len-1)
              {
                 L->data[i].Train_num=L->data[i+1].Train_num;
                 L->data[i].Train_price=L->data[i+1].Train_price;
                 L->data[i].leftnum=L->data[i+1].leftnum;
                 strcpy(L->data[i].Train_end,L->data[i+1].Train_end);L->len--;
                 printf("--------------------\n");
                 printf("--已删除该车次信息--\n");
                 printf("--------------------\n");
               }
               if(i==L->len-1)
               {
                   L->len--;
                   printf("--------------------\n");
                   printf("--已删除该车次信息--\n");
                   printf("--------------------\n");
               }
          }
          }
          if(true==0)
          {
              printf("No this ticket numbers!\n");
          }
    }
    void Select(SeqList*L,FILE *fp)
    {
        SeqList*q;
        q=(SeqList*)malloc(sizeof(SeqList));
        int i,a,b,true=0;
        printf("-------------------查询服务-------------\n");
        printf("----------------------------------------\n");
        printf("1.按乘客的名称查询     2.按乘客证件号查询\n");
        printf("---------------------------------------\n");
        if((fp=fopen("train.dat","rb+"))==NULL)
            {
                printf("Canot open file !\n");
            }
       fseek(fp,0L,SEEK_END);
       int d=ftell(fp)/sizeof(Person);
       rewind(fp);
       fread((void*)&pa2,sizeof(Person),d,fp);
       scanf("%d",&a);
       switch(a)
        {
        case 1:
        {
            char na[20];
            printf("请输入该乘客的姓名：\n");
            scanf("%s",&na);
            for(i=0;i<d;i++)
            {
            if(strcmp(pa2[i].name,na)==0){
            b=pa2[i].mark;
            true=1;
            printf("-------------%s的车次信息-------\n",pa2[i].name);
            printf("始发站：Yantai      终点站：%s\n",L->data[b].Train_end);
            printf("第%d号列车          票价: %d\n",L->data[b].Train_num,L->data[b].Train_price);
            printf("乘客姓名：%s\n",pa2[i].name);
            printf("乘客证件信息：%d\n",pa2[i].snum);
            printf("---------------------------------\n");
            }
            }
        }
        break;
        case 2:
            {
             int w;
             printf("请输入你的证件号：\n");
             scanf("%d",&w);
             for(i=0;i<Num;i++)
             {
             if(pa1[i].snum==w)
                {
                  b=pa2[i].mark;
                  printf("-------------%s的车次信息-------\n",pa2[i].name);
                  printf("始发站：Yantai      终点站：%s\n",L->data[b].Train_end);
                  printf("第%d号列车          票价: %d\n",L->data[b].Train_num,L->data[b].Train_price);
                  printf("乘客姓名：%s\n",pa2[i].name);
                  printf("乘客证件信息：%d\n",pa2[i].snum);
                  printf("---------------------------------\n");
                }
             }
            }break;
       default:
            printf("------------------------------\n");
            printf("--你的输入有误，请重新输入！--\n");
            printf("------------------------------\n");
            Select(q,fp);
            break;
        }
        if(true==0)
        {
            printf("没有该乘客的信息！\n");
        }
    fclose(fp);
      //getchar();
    }
    void Exchange(SeqList*L,FILE *fp)
    {
        printf("------------改签服务-----------\n");
        printf("请输入你的姓名：\n");
        char ta[10];
        if((fp=fopen("train.dat","rb+"))==NULL)
            {
                printf("Canot open file !\n");
            }
            Person p[Num];
       fseek(fp,0L,SEEK_END);
       int r=ftell(fp)/sizeof(Person);
       rewind(fp);
       fread((void*)&p,sizeof(Person),r,fp);
       int m,i,d,j,y,h;
       scanf("%s",&ta);
       for(i=0;i<r;i++)
        {
             if(strcmp(p[i].name,ta)==0){
             d=p[i].mark;
             printf("你目前的目的地是%s站\n",L->data[d].Train_end);
             L->data[d].leftnum++;
            }
        }
        Inquiry(L);
        printf("请重新输入你想去的目的地的车次编号：");
        scanf("%d",&m);
        for(j=0;j<L->len;j++)
        {
            if(m == L->data[j].Train_num)
            {
                L->data[j].leftnum--;
                printf("-------------------------\n");
                printf("---你的改签服务已完成！--\n");
                printf("-------------------------\n");
                d=j;
            }
        }
         for(i=0;i<r;i++)
        {
             if(strcmp(p[i].name,ta)==0){
             p[i].mark=d;
             h=i;
            }
        }
        fseek(fp,h*sizeof(Person),SEEK_SET);
        fwrite((void*)&p,sizeof(Person),1,fp);
        fclose(fp);
    }
    void Withdraw(FILE *fp)
    {
          printf("----------退票服务-------\n");
          char na[10];
          printf("请输入你的姓名：\n");
          scanf("%s",&na);
          Person *pe;
          int i,j;
          if((fp=fopen("train.dat","rb"))==NULL)
          {
              printf("The file cannot be opened!\n");
          }
          fseek(fp,0L,SEEK_END);
          int n=ftell(fp)/sizeof(Person);
          if(n==1)
          {
              fclose(fp);
              fp=fopen("train.dat","wb");
          }
          pe=(Person*)malloc(sizeof(Person)*(n-1));
          rewind(fp);
          for(j=i=0;i<n;i++)
          {
              fread((void*)(pe+j),sizeof(Person),1,fp);
              if((strcmp((pe+j)->name,na))==0)
                continue;
              j++;
          }
          fclose(fp);
          fp=fopen("train.dat","wb");
          fwrite((void*)pe,sizeof(Person),n-1,fp);
          printf("-------------------------\n");
          printf("---你的退票服务已完成！--\n");
          printf("-------------------------\n");
    
    }
    void Inquiry(SeqList*L)
    {
        int i;
        if(L->len==0)
        {
            printf("No ticket left!\n");
        }
        else
        {
            printf("----------------------------Tickets information----------------------\n");
            printf("火车车次编号           车 次 路 线            车票售价         剩余票数 ");
            for(i=0;i<L->len;i++){
            printf("\n  %d                  Yantai--%s               %d                 %d\n",L->data[i].Train_num,L->data[i].Train_end,L->data[i].Train_price,L->data[i].leftnum);
            printf("---------------------------------------------------------------------\n");
            }
        }
    }