Pure C language to realize the train ticket system
- 2020-06-23 01:22:45
- OfStack
This is a long time ago to write a train ticket system, write very rough, and then did not change, hope to meet people continue to optimize it.
The main functions are: set the train number, delete the train number, buy a ticket, change, refund, query and so on.
#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;// The train number
char Train_end[10];// The terminal
int Train_price;// The fare
int leftnum;// More ticket number
}Train_Ticket;
typedef struct person{
int mark;// tag
int snum;// Identity number
char sex[10];// Gender of ticket holder
//char Train_start[8];
char name[10];// Name of ticket Holder
}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");// Change the color
system("cls");
while(1){
printf("-------------------------------------\n");
printf("-----Welcome to YaiTai trainstation--\n");
printf("1-- Set Tickets --");// Initialize the
printf("\n2-- Book Ticket --");// Buy a ticket
printf("\n3-- Exchange Ticket --");// endorse
printf("\n4-- Withdraw Ticket --");// refund
printf("\n5-- Delete Ticket --");// Delete the trains
printf("\n6-- Select Ticket --");// The query
printf("\n7-- Inquiry --");//
printf("\n8-- Exit --");// exit
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(" Please click ENTER Go back to the main menu \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("------------- Trains set -------------\n");
printf(" Please enter the number of trains you want to set : ");
scanf("%d",&n);
for(i=d;i<d+n;i++){
printf(" Please enter the train number: ");
scanf("%d",&L->data[i].Train_num);
printf(" Please enter the terminal :");
scanf("%s",&L->data[i].Train_end);
printf(" Please enter the set fare :");
scanf("%d",&L->data[i].Train_price);
printf(" Please enter the number of remaining tickets :");
scanf("%d",&L->data[i].leftnum);
L->len++;
if((L->len)>1&&i<(L->len-1))
{
printf(" Please enter the next train number \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("------------ Buy a ticket service ------------\n");
printf(" Please enter the number of tickets you want to purchase :\n");
scanf("%d",&a);
if(a>1){
printf(" Please enter each %d Passenger information \n",a);
}
else if(a<=1)
{
printf(" Please enter the passenger information \n");
}
for(i=0;i<a;i++)
{
printf(" Please enter your name first: ");
scanf("%s",&pa1[i].name);
printf(" Please choose gender < male >F< female >M:");
scanf("%s",&pa1[i].sex);
do{
if(strcmp(pa1[i].sex,"F")!=0 && strcmp(pa1[i].sex,"M")!=0){
printf(" Gender input error! Please re-enter! \n");
scanf("%s",&pa1[i].sex);
}
}while(strcmp(pa1[i].sex,"F")!=0 && strcmp(pa1[i].sex,"M")!=0);
printf(" Please input your ID number first: ");
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;// Mark point
printf(" Make sure to choose to buy %d Is this the train of the train (yes or no)\n",L->data[i].Train_num);
scanf("%s",&answer);
do
{
if(strcmp(answer,"yes")!=0){
printf(" Your input is wrong, please re-enter! \n");
scanf("%s",&answer);
}
}while(strcmp(answer,"yes")!=0);
if(strcmp(answer,"yes")==0){
printf(" You have paid for the ticket %d yuan \n",L->data[i].Train_price);
L->data[i].leftnum--;
}else if(strcmp(answer,"no")==0){
printf(" Please re-select the train number you want to buy \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-------------- Delete train number according to train number -------------\n");
printf(" Please enter the train number you want to delete \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("-- The vehicle information has been deleted --\n");
printf("--------------------\n");
}
if(i==L->len-1)
{
L->len--;
printf("--------------------\n");
printf("-- The vehicle information has been deleted --\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("------------------- The query service -------------\n");
printf("----------------------------------------\n");
printf("1. Search by passenger's name 2. Check by passenger id number \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(" Please enter the passenger's name: \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 Of the train number -------\n",pa2[i].name);
printf(" Departure point: Yantai The terminal: %s\n",L->data[b].Train_end);
printf(" The first %d train The fare : %d\n",L->data[b].Train_num,L->data[b].Train_price);
printf(" Passenger name: %s\n",pa2[i].name);
printf(" Passenger id information: %d\n",pa2[i].snum);
printf("---------------------------------\n");
}
}
}
break;
case 2:
{
int w;
printf(" Please enter your ID number: \n");
scanf("%d",&w);
for(i=0;i<Num;i++)
{
if(pa1[i].snum==w)
{
b=pa2[i].mark;
printf("-------------%s Of the train number -------\n",pa2[i].name);
printf(" Departure point: Yantai The terminal: %s\n",L->data[b].Train_end);
printf(" The first %d train The fare : %d\n",L->data[b].Train_num,L->data[b].Train_price);
printf(" Passenger name: %s\n",pa2[i].name);
printf(" Passenger id information: %d\n",pa2[i].snum);
printf("---------------------------------\n");
}
}
}break;
default:
printf("------------------------------\n");
printf("-- Your input is wrong, please re-enter! --\n");
printf("------------------------------\n");
Select(q,fp);
break;
}
if(true==0)
{
printf(" No information about the passenger! \n");
}
fclose(fp);
//getchar();
}
void Exchange(SeqList*L,FILE *fp)
{
printf("------------ Upgrade the service -----------\n");
printf(" Please enter your name: \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(" Your current destination is %s standing \n",L->data[d].Train_end);
L->data[d].leftnum++;
}
}
Inquiry(L);
printf(" Please re-enter the train number of your desired destination: ");
scanf("%d",&m);
for(j=0;j<L->len;j++)
{
if(m == L->data[j].Train_num)
{
L->data[j].leftnum--;
printf("-------------------------\n");
printf("--- Your change service has been completed! --\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("---------- Refund service -------\n");
char na[10];
printf(" Please enter your name: \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("--- Your refund service has been completed! --\n");
printf("-------------------------\n");
}
void Inquiry(SeqList*L)
{
int i;
if(L->len==0)
{
printf("No ticket left!\n");
}
else
{
printf("----------------------------Tickets information----------------------\n");
printf(" Train no car time Road, line Ticket price The remaining votes ");
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");
}
}
}For more information, please pay attention to the topic management System Development.