1.cpp

航空订票系统

#include<iostream>
#include<fstream>
#include<string>
#include<vector>
#include<time.h>
#include<stdio.h>
#define N 20      
using namespace std;
typedef struct Orderbill{
	int    number;       //座位号
	int    seatdegree;       //舱位等级
	struct Orderbill *next;
}Orderbill;                   //已订票客户的票结点
typedef struct orderman{
	string	name;        //姓名
	Orderbill *billhead;     //票链表的头指针
	struct orderman *next;   
}orderman;                   //已订票客户的结点
typedef struct replaceman{
	string name;
	int    bill[4];          //bill[i]表示第i等舱位的需求量
	struct replaceman *next;
}replaceman;                 //等候替补的客户的结点
typedef struct replacequeue{
	replaceman *front;
	replaceman *rear;
}replacequeue;               //等候替补客户队列
typedef struct {
	string end;              //终点站名
	string flightnumber;        //航班号
	string aircraftnumber;      //飞机号
	int week;                //飞行周日（星期几）
	int ordernumber[4];         //乘员定额,ordernumber[0]总定票量,ordernumber[i]表示i等舱的定票量
	int remainnumber[4];        //余票量,remainnumber[0]总余票量,remainnumber[i]表示i等舱的余票量
	orderman *orderhead;       //已订票的客户链表头指针
	replacequeue *replacehead;   //等候替补的客户队列指针
	int seat[20];                //座位号是否被订标签1~5为1等舱位6~10为2等舱位11~20为3等舱位
}airline;                    //每条航线所涉及的信息
void show(airline T)         //显示航线信息
{
	struct tm *local;
	time_t t;
	int n,day;      //最近一天航班日期的日号
	int year;           //最近一天航班日期的年号
	t=time(NULL);
	local=localtime(&t);
	n=T.week-local->tm_wday;    //本日与航班当天所差的天数
	if(n<0)
		n=n+7;
	day=local->tm_mday+n;
	year=local->tm_year+1900;
	cout<<"  "<<"终点站名"<<" "<<"航班号"<<" "<<"飞机号"<<" "<<"星期几飞行"<<" "<<"最近一天航班的日期"<<" "<<"余票额"<<endl;
	cout<<"  "<<T.end<<"      "<<T.flightnumber<<"   "<<T.aircraftnumber<<"        "<<T.week<<"        "<<year<<'.'<<local->tm_mon+1<<'.'<<day<<"         "<<T.remainnumber[0]<<endl;
}
char readchar()
{
	char ch,c;
	int n=0;
	do
	{
		n=0;
		do
		{
			cin.get(ch);
            if(ch==' ')
				n--;
			else if(ch!='\n')
				c=ch;
			n++;
		}while(ch!='\n');
		if(n!=2)
			cout<<"输入有误,请按正确格式输入:";
	}while(n!=2);
	return c;
}
int judgeint()   //判断输入的是否是整形数
{
	string  str;    //吸收输入的数据
	char ch;          //吸收回车
	char c[10]="0";   //保存数字
	int flag;     //标示是否是整形数
	int i;
	do
	{
	  flag=0;
	  cin>>str;
	  cin.get(ch);
	  for(i=0;i<str.length();i++)
	    if(!isdigit(str[i]))
		  flag=1;
	 if(flag==1)
        cout<<"输入有误，请重新输入：\n";
	}while(flag==1);
    for(i=0;i<str.length();i++)
		c[i]=str[i];
	return atoi(c);
}
void searchairline(vector<airline> lines,int n)       //查询航线信息n为航线条数
{
	string endname;
	int m=0;
	int flag=0;
	cout<<"请输入终点站名:\n";
	cin>>endname;
	while(m<n)
	{
		if(lines[m].end==endname)
		{
			show(lines[m]);
			flag=1;
		}
		m++;
	}
	if(flag==0)
		cout<<"对不起，暂时没有到此地的航班。。。。\n";
}
void orderbill(vector<airline> &lines)
{
	string flightn;                    //要订票的航班号
	int billnumber[3];                 //1,2,3等舱要订的票数
	int i=0,j,k,m;
	int degree[3]={5,10,20};           //1,2,3等舱最大的座号
	char ch;
	int flag=0;                        //标示是否找到要订的航班号
	string name;                       //客户名
	orderman *orderp;
	orderman *addorderp;                //本客户的信息指针
	Orderbill *billp;
	Orderbill *addbillp;                //本客户订到的票信息
	replaceman *replacep;
	cout<<"请输入航班号:";
	cin>>flightn;
	cout<<"请输入1等舱的订票数额:";
	billnumber[0]=judgeint();
	while(billnumber[0]<0||billnumber[0]>5)
	{
		cout<<"1等舱只有5个座位请重新输入的订票数额:";
		billnumber[0]=judgeint();
	}
	cout<<"2等舱的订票数额:";
	billnumber[1]=judgeint();;
	while(billnumber[1]<0||billnumber[1]>5)
	{
		cout<<"2等舱只有5个座位请重新输入的订票数额:";
		billnumber[1]=judgeint();;
	}
	cout<<"3等舱的订票数额:";
	billnumber[2]=judgeint();;
	while(billnumber[2]<0||billnumber[0]>10)
	{
		cout<<"3等舱只有10个座位请重新输入的订票数额:";
		billnumber[2]=judgeint();;
	}
	while(i<lines.size())
	{
		if(lines[i].flightnumber==flightn)
		{
			if(lines[i].remainnumber[1]>=billnumber[0]&&
			lines[i].remainnumber[2]>=billnumber[1]&&lines[i].remainnumber[3]>=billnumber[2])
			{
				cout<<"有你所要的票,请输入你的姓名:";
				cin>>name;
				
				if(lines[i].orderhead==NULL)
				{ 
					orderp=new orderman;
					orderp->name=name;
					orderp->next=NULL;
					lines[i].orderhead=orderp;
				}
				else
				{   
					orderp=lines[i].orderhead;
					while(orderp->next!=NULL)
						orderp=orderp->next; 
					addorderp=new orderman;
					addorderp->name=name;
					addorderp->next=NULL;
					orderp->next=addorderp;
					orderp=addorderp;
				}
				orderp->billhead=new Orderbill;
				billp=orderp->billhead;
				cout<<"你订得的票座位号为:";
				j=k=m=0;
				while(k<(billnumber[0]+billnumber[1]+billnumber[2]))
				{  
					if(k==billnumber[0]&&j<6)
					{
							j=5;
							m=1;
					}
					if((k==(billnumber[1]+billnumber[0]))&&j<11)
					{
						j=10;
						m=2;
					}
					if(lines[i].seat[j]==0)
					{
						if(k==0)
						{
							cout<<j+1<<" ";
							lines[i].seat[j]=1;
							billp->seatdegree=m+1;
							billp->number=j+1;
							billp->next=NULL;
							k++;
						}
						else
						{
							cout<<j+1<<" ";
							lines[i].seat[j]=1;
							addbillp=new Orderbill;
							addbillp->seatdegree=m+1;
							addbillp->number=j+1;
							addbillp->next=NULL;
							billp->next=addbillp;
							billp=addbillp;
							k++;
						}
					}
					j++;
				}
				lines[i].ordernumber[0]+=billnumber[0]+billnumber[1]+billnumber[2];
				lines[i].ordernumber[1]+=billnumber[0];
				lines[i].ordernumber[2]+=billnumber[1];
				lines[i].ordernumber[3]+=billnumber[2];
				lines[i].remainnumber[0]-=(billnumber[0]+billnumber[1]+billnumber[2]);
				lines[i].remainnumber[1]-=billnumber[0];
				lines[i].remainnumber[2]-=billnumber[1];
				lines[i].remainnumber[3]-=billnumber[2];
				cout<<"此航班还剩下的票数为:"<<lines[i].remainnumber[0]<<endl;
			}
			else
			{
				cout<<"对不起,没有附合你要求的票.是否要排队候补(Y/N):";
				do{
					ch=readchar();
					cin.putback('\n');
					if(ch!='y'&&ch!='Y'&&ch!='n'&&ch!='N')
					{
						cout<<"请输入y/n表示是或否:";
						ch=readchar();
					}
				}while(ch!='y'&&ch!='Y'&&ch!='n'&&ch!='N');
				if(ch=='y'||ch=='Y')
				{
					cout<<"请输入你的姓名:";
					cin>>name;
					replacep=new replaceman;
					replacep->name=name;
					replacep->bill[1]=billnumber[0];
					replacep->bill[2]=billnumber[1];
					replacep->bill[3]=billnumber[2];
					replacep->next=NULL;
					if(lines[i].replacehead->rear!=NULL)
					{
						lines[i].replacehead->rear->next=replacep;
						lines[i].replacehead->rear=replacep;
					}
					else
					{
						lines[i].replacehead->front=replacep;
						lines[i].replacehead->rear=replacep;
					}
				}
			}
			flag=1;
		}
		i++;
	}
	if(flag==0)
		cout<<"没有你输入的航班,请检查好是否输错.";
}
void readfile(vector<airline> &lines)
{
	ifstream f;
	orderman *orderp;
	orderman *inorderp;
	Orderbill *billp;
	Orderbill *addbill;
	replaceman *replacep;
	int n;
	int i;
	int j=0;
	char ch;
	
	airline line;
	string file[]={"011.txt","012.txt","021.txt","022.txt","031.txt","032.txt","041.txt","042.txt","051.txt","052.txt"};  //储存已订票及等候替补客户信息的文件的文件名数组
	f.open("airline.txt");               //读取航线信息的文件
	if(f.fail())
	{
		cout<<"读取文件失败\n";
		exit(1);
	}
	f.get(ch);
	f.putback(ch);
	while(ch!='#')
	{
		f>>line.end>>line.flightnumber>>line.aircraftnumber>>line.week;
		f>>line.ordernumber[1]>>line.ordernumber[2]>>line.ordernumber[3];
		f>>line.remainnumber[1]>>line.remainnumber[2]>>line.remainnumber[3];
		line.ordernumber[0]=line.ordernumber[1]+line.ordernumber[2]+line.ordernumber[3];
		line.remainnumber[0]=line.remainnumber[1]+line.remainnumber[2]+line.remainnumber[3];
		for(i=0;i<20;i++)
		{
			f>>line.seat[i];
		}
		lines.push_back(line);
		f.get(ch);
		j++;
	}
	f.close();
	i=0;n=0;
	for(n=0;n<2*j;n++)
	{
		f.open(file[n].c_str());          //读取已订票客户的信息
		if(f.fail())
		{
			cout<<"读取文件失败\n";
			exit(1);
		}
		f.get(ch);
		f.putback(ch);
		if(ch!='#')
		{
			lines[i].orderhead=new orderman;
			orderp=lines[i].orderhead;
			orderp->next=NULL;
		}
		else
			lines[i].orderhead=NULL;
		while(ch!='#')
		{
			f>>orderp->name;                 //已订票客户的名字
			orderp->billhead=new Orderbill;  //此客户票的头指针
			billp=orderp->billhead;
			billp->next=NULL;
			f>>billp->seatdegree>>billp->number;    
			f.get(ch);
			while(ch!='$')
			{
				addbill=new Orderbill;
				addbill->next=NULL;
				f>>addbill->seatdegree>>addbill->number;
				billp->next=addbill;
				billp=addbill;
				f.get(ch);
			}                        
			f.get(ch);
			if(ch!='#')
			{
				inorderp=new orderman;
				orderp->next=inorderp;
				inorderp->next=NULL;
				orderp=inorderp;
			}
		}
		f.close();
		n++;
		f.open(file[n].c_str());               //读取等候替补客户的信息
		if(f.fail())
		{
			cout<<"读取文件失败\n";
			exit(1);
		}
		lines[i].replacehead=new replacequeue;
		f.get(ch);
		f.putback(ch);