1、火车订票系统源码#include #include #include #include int shoudsave=0 ;int count1=0,count2=0,mark=0,mark1=0 ;/*定义存储火车信息的结构体*/struct train char num10;/*列车号*/char city10;/*目的城市*/char takeoffTime10;/*发车时间*/char receiveTime10;/*到达时间*/int price;/*票价*/int bookNum ;/*票数*/;/*订票人的信息*/struct man char num10;/*ID*/char n
2、ame10;/*姓名*/int bookNum ;/*需求的票数*/;/*定义火车信息链表的结点结构*/typedef struct node struct train data ;struct node * next ;Node,*Link ;/*定义订票人链表的结点结构*/typedef struct people struct man data ;struct people*next ;bookMan,*bookManLink ;/* 初始界面*/void printInterface()puts(“*“);puts(“* Welcome to use the system of boo
3、king tickets *“);puts(“*“);puts(“* You can choose the operation: *“);puts(“* 1:Insert a train information *“);puts(“* 2:Inquire a train information *“);puts(“* 3:Book a train ticket *“);puts(“* 4:Update the train information *“);puts(“* 5:Advice to you about the train *“);puts(“* 6:save information
4、to file *“);puts(“* 7:quit the system *“);puts(“*“);/*添加一个火车信息*/void InsertTraininfo(Link linkhead)struct node *p,*r,*s ;char num10;r = linkhead ;s = linkhead-next ;while(r-next!=NULL)r=r-next ;while(1)printf(“please input the number of the train(0-return)“);scanf(“%s“,num);if(strcmp(num,“0“)=0)brea
5、k ;/*判断是否已经存在*/while(s)if(strcmp(s-data.num,num)=0)printf(“the train %shas been born!n“,num);return ;s = s-next ;p = (struct node*)malloc(sizeof(struct node);strcpy(p-data.num,num);printf(“Input the city where the train will reach:“);scanf(“%s“,p-data.city);printf(“Input the time which the train tak
6、e off:“);scanf(“%s“,p-data.takeoffTime);printf(“Input the time which the train receive:“);scanf(“%s“,printf(“Input the price of ticket:“);scanf(“%d“,printf(“Input the number of booked tickets:“);scanf(“%d“,p-next=NULL ;r-next=p ;r=p ;shoudsave = 1 ;/*打印火车票信息*/void printTrainInfo(struct node*p)puts(“
7、nThe following is the record you want:“);printf(“number of train: %sn“,p-data.num);printf(“city the train will reach: %sn“,p-data.city);printf(“the time the train take off: %snthe time the train reach: %sn“,p-data.takeoffTime,p-data.receiveTime);printf(“the price of the ticket: %dn“,p-data.price);pr
8、intf(“the number of booked tickets: %dn“,p-data.bookNum);struct node * Locate1(Link l,char findmess,char numorcity)Node*r ;if(strcmp(numorcity,“num“)=0)r=l-next ;while(r)if(strcmp(r-data.num,findmess)=0)return r ;r=r-next ;else if(strcmp(numorcity,“city“)=0)r=l-next ;while(r)if(strcmp(r-data.city,fi
9、ndmess)=0)return r ;r=r-next ;return 0 ;/*查询火车信息*/void QueryTrain(Link l)Node *p ;int sel ;char str15,str210;if(!l-next)printf(“There is not any record !“);return ;printf(“Choose the way:n1:according to the number of train;n2:according to the city:n“);scanf(“%d“,if(sel=1)printf(“Input the the number
10、 of train:“);scanf(“%s“,str1);p=Locate1(l,str1,“num“);if(p)printTrainInfo(p);else mark1=1 ;printf(“nthe file cant be found!“);else if(sel=2)printf(“Input the city:“);scanf(“%s“,str2);p=Locate1(l,str2,“city“);if(p)printTrainInfo(p);else mark1=1 ;printf(“nthe file cant be found!“);/*订票子模块*/void BookTi
11、cket(Link l,bookManLink k)Node*r10,*p ;char ch,dem ;bookMan*v,*h ;int i=0,t=0 ;char str10,str110,str210;v=k ;while(v-next!=NULL)v=v-next ;printf(“Input the city you want to go: “);scanf(“%s“,p=l-next ;while(p!=NULL)if(strcmp(p-data.city,str)=0)ri=p ;i+;p=p-next ;printf(“nnthe number of record have %
12、dn“,i);for(t=0;tn“);scanf(“%d“,if(ch = 1)h=(bookMan*)malloc(sizeof(bookMan);printf(“Input your name: “);scanf(“%s“,strcpy(h-data.name,str1);printf(“Input your id: “);scanf(“%s“,strcpy(h-data.num,str2);printf(“Input your bookNum: “);scanf(“%d“,h-data.bookNum=dem ;h-next=NULL ;v-next=h ;v=h ;printf(“n
13、Lucky!you have booked a ticket!“);getch();shoudsave=1 ;bookMan*Locate2(bookManLink k,char findmess)bookMan*r ;r=k-next ;while(r)if(strcmp(r-data.num,findmess)=0)mark=1 ;return r ;r=r-next ;return 0 ;/*修改火车信息*/void UpdateInfo(Link l)Node*p ;char findmess20,ch ;if(!l-next)printf(“nthere isnt record fo
14、r you to modify!n“);return ;else QueryTrain(l);if(mark1=0)printf(“nDo you want to modify it?n“);getchar();scanf(“%c“,if(ch=y);printf(“nInput the number of the train:“);scanf(“%s“,findmess);p=Locate1(l,findmess,“num“);if(p)printf(“Input new number of train:“);scanf(“%s“,printf(“Input new city the tra
15、in will reach:“);scanf(“%s“,printf(“Input new time the train take off“);scanf(“%s“,printf(“Input new time the train reach:“);scanf(“%s“,printf(“Input new price of the ticket:“);scanf(“%d“,printf(“Input new number of people who have booked ticket:“);scanf(“%d“,printf(“nmodifying record is sucessful!n
16、“);shoudsave=1 ;else printf(“tttcant find the record!“);else mark1=0 ;/*系统给用户的提示信息*/void AdvicedTrains(Link l)Node*r ;char str10;int mar=0 ;r=l-next ;printf(“Iuput the city you want to go: “);scanf(“%s“,str);while(r)if(strcmp(r-data.city,str)=0if(mar=0)printf(“ntttyou cant book any ticket now!n“);/*
17、保存火车信息*/void SaveTrainInfo(Link l)FILE*fp ;Node*p ;int count=0,flag=1 ;fp=fopen(“c:train.txt“,“wb“);if(fp=NULL)printf(“the file cant be opened!“);return ;p=l-next ;while(p)if(fwrite(p,sizeof(Node),1,fp)=1)p=p-next ;count+;else flag=0 ;break ;if(flag)printf(“the number of the record which have been s
18、aved is %dn“,count);shoudsave=0 ;fclose(fp);/*保存订票人的信息*/void SaveBookmanInfo(bookManLink k)FILE*fp ;bookMan*p ;int count=0,flag=1 ;fp=fopen(“c:man.txt“,“wb“);if(fp=NULL)printf(“the file cant be opened!“);return ;p=k-next ;while(p)if(fwrite(p,sizeof(bookMan),1,fp)=1)p=p-next ;count+;else flag=0 ;brea
19、k ;if(flag)printf(“the number of the record which have been saved is %dn“,count);shoudsave=0 ;fclose(fp);int main()FILE*fp1,*fp2 ;Node*p,*r ;char ch1,ch2 ;Link l ;bookManLink k ;bookMan*t,*h ;int sel ;l=(Node*)malloc(sizeof(Node);l-next=NULL ;r=l ;k=(bookMan*)malloc(sizeof(bookMan);k-next=NULL ;h=k
20、;fp1=fopen(“c:train.txt“,“ab+“);if(fp1=NULL)printf(“cant open the file!“);return 0 ;while(!feof(fp1)p=(Node*)malloc(sizeof(Node);if(fread(p,sizeof(Node),1,fp1)=1)p-next=NULL ;r-next=p ;r=p ;count1+;fclose(fp1);fp2=fopen(“c:man.txt“,“ab+“);if(fp2=NULL)printf(“cant open the file!“);return 0 ;while(!fe
21、of(fp2)t=(bookMan*)malloc(sizeof(bookMan);if(fread(t,sizeof(bookMan),1,fp2)=1)t-next=NULL ;h-next=t ;h=t ;count2+;fclose(fp2);while(1)system(“cls“);printInterface();printf(“please choose the operation: “);scanf(“%d“,system(“cls“);if(sel=8)if(shoudsave=1)getchar();printf(“nthe file have been changed!
22、do you want to save it(y/n)?n“);scanf(“%c“,if(ch1=y|ch1=Y)SaveBookmanInfo(k);SaveTrainInfo(l);printf(“nThank you!You are welcome toon“);break ;switch(sel)case 1 :InsertTraininfo(l);break ;case 2 :QueryTrain(l);break ;case 3 :BookTicket(l,k);break ;case 4 :UpdateInfo(l);break ;case 5 :AdvicedTrains(l);break ;case 6 :SaveTrainInfo(l);SaveBookmanInfo(k);break ;case 7 :return 0;printf(“nplease press any key to continue.“);getch();return 0;
