commit a1c007a4d6507daca9d2851919550274d91a4fd6
Author: JACKYMYPERSON <108354972+JACKYMYPERSON@users.noreply.github.com>
Date:   Sun Mar 31 23:08:40 2024 +0800

    Add files via upload

diff --git a/dingtuipiao.cpp b/dingtuipiao.cpp
new file mode 100644
index 0000000..4903816
--- /dev/null
+++ b/dingtuipiao.cpp
@@ -0,0 +1,313 @@
+#include<iostream>
+#include<fstream>
+#include<sm.h>
+#include<cmath>
+using namespace std;
+void dingtuipiaoxitong()
+{
+	cout << "您已经入订退票系统***" << "请选择您的选项！" << endl;
+	cout << "1.订票" << endl;
+	cout << "2.退票" << endl;
+	cout << "3.退出系统" << endl;
+	int xuanze;
+	cin >> xuanze;
+	if (xuanze >= 1 && xuanze <= 3)
+	{
+		switch (xuanze)
+		{
+		case 1:dingpiao();
+		case 2:tuipiao();
+		case 3:jinruxitong();
+		}
+	}
+	else { cout << "输入有误"; }
+}
+void dingpiao()
+{
+	int z1 ;
+	z1 = 0;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary|ios::in);
+	hangbanxinxi w;
+	ifile.seekg(0, ios::end);
+	int lenk = ifile.tellg() / sizeof(w);
+	ifile.seekg(0, ios::beg);
+	for (int i = 0; i < lenk; i++)
+	{
+		ifile.read((char*)&w, sizeof(w));
+		cout << i + 1 << "," << "航班号" << w.hangbanhao << "航空公司" << w.hangkonggongsi << "班期" << w.banqi << "始发城市" << w.shifachengshi << "抵达城市" << w.didachengshi << "抵达航站楼" << w.didahangzhanlou << "时间" << w.shijian << "头等舱数" << w.toudengcangshu << "公务舱数" << w.gongwucangshu << "经济舱数" << w.jingjicangshu << endl;
+	}
+	ifile.close();
+	int q;//储存航班号
+	int i;
+	int z; z = 0;//查找航班号失败
+	int z2; z2 = 0;//查找座位等级
+	int riqi;//开始日期的转换
+	hangbanxinxi a;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary|ios::in);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	cout << len<<endl;
+	int n = len / sizeof(hangbanxinxi);
+	cout << n << endl;
+	while (true)
+	{
+		cout << "请输入您要订的航班的航班号" << endl;
+		cin >> q;
+		for (i = 0; i < n; i++)
+		{
+			ifile.seekg(sizeof(a) * i);
+			ifile.read((char*)&a, sizeof(a));
+			if (a.hangbanhao == q) { z = 1; break; }
+
+		}
+		if (z != 1) { cout << "输入的航班号有误"; }
+		else { break; }
+	}
+	ifile.close();
+	if (z == 1)
+	{
+		
+		cout << "已为您找到航班号为" << q << "的航班" << endl;
+		cout << "该航班的班期为：" << a.banqi << endl;
+		//开始匹配日期和班期
+		while (true)
+		{
+			cout << "请输入您想选择的日期：" << "格式为xxxx年xx月xx日（输入数字即可）" << endl;
+			cin >> riqi;
+			int year, month, day;
+			year = riqi / 10000;
+			month = riqi / 100 - year;
+			day = riqi % 100;
+			if (month == 1 || month == 2)
+			{
+				month += 12;
+				--year;
+			}
+			int weekday;
+			weekday = (day + 2 * month + 3 * (month + 1) / 5 + year + year / 4 - year / 100 + year / 400 + 1) % 7;//运用了基姆拉尔森公式计算星期
+			month -= 12;
+			++year;
+			int p = 0;//班期转换循环次数；
+			int cun;//对a.班期的存储
+			cun = a.banqi;
+			while (cun != 0)
+			{
+				cun = cun / 10;
+				++p;
+			}
+			cun = a.banqi;
+			for (int k = 0; k < p; k++)
+			{
+				int bencixingqishu;
+				int xiaci = cun;
+				bencixingqishu = xiaci;
+				if (cun / 10 != 0) { bencixingqishu = cun / pow(10, p - (k + 1)); xiaci = cun - bencixingqishu * pow(10, p - (k + 1)); }//把班期转换为星期
+				else { bencixingqishu = cun % 10; }
+				if ((weekday + 1) == bencixingqishu)
+				{
+					cout << "已经为您找到日期为" << riqi << "航班号为" << q << "的航班";
+					z1 = 1;
+					break;
+				}
+
+			}
+			if (z1 == 0) { cout << "没有找到该航班,请重新输入想选择的日期" << endl; }
+
+			else {  break; }
+
+		}
+		dingdanmingxixinxi b;
+		dingdanmingxixinxi c;
+		int toudengcangshuliang = 0;
+		int gongwucangshuliang = 0;
+		int jingjicangshuliang = 0;
+		ofstream ofile;
+		ofile.open("mayuan.dingdan.txt", ios::out | ios::binary|ios::app);
+		ofile.close();
+		ifstream ifile;
+		ifile.open("mayuan.dingdan.txt", ios::in | ios::binary);
+		ifile.seekg(0, ios::end);
+		int len1 = ifile.tellg();
+		int n1 = len1 / sizeof(dingdanmingxixinxi); 
+		for (int k = 0; k < n1; k++)
+		{
+				ifile.seekg(sizeof(dingdanmingxixinxi) * k);
+				ifile.read((char*)&b, sizeof(dingdanmingxixinxi));
+				
+				if (b.zuoweidengji == "toudengcang")
+				{
+					toudengcangshuliang += 1;
+				}
+				if (b.zuoweidengji == "gongwucang")
+				{
+					gongwucangshuliang += 1;
+				}
+				if (b.zuoweidengji == "jingjicang")
+				{
+					jingjicangshuliang += 1;
+				}
+		}
+		ifile.close(); 
+		cout << "已经为您选择航班号为" << q << "日期为" << riqi << "的航班" << endl;
+		cout << "该航班的头等舱数为：" << a.toudengcangshu << "   公务舱数为：" << a.gongwucangshu << "  经济舱数为：" << a.jingjicangshu << endl;
+		cout << "该航班头等舱剩余数量为" << a.toudengcangshu - toudengcangshuliang << "  公务舱剩余数量为" << a.gongwucangshu - gongwucangshuliang << "  经济舱剩余数量为" << a.jingjicangshu - jingjicangshuliang << endl;
+		if (a.toudengcangshu - toudengcangshuliang != 0 && a.gongwucangshu - gongwucangshuliang != 0 && a.jingjicangshu - jingjicangshuliang != 0)
+		{
+				cout << "请选择您要选的座位等级" << endl;
+				cout << "1.头等舱" << endl;
+				cout << "2.公务舱" << endl;
+				cout << "3.经济舱" << endl;
+				int r;
+				cin >> r;
+				while (true)
+				{
+					switch (r)
+					{
+					case 1:if (a.toudengcangshu - toudengcangshuliang == 0) { cout << "头等舱数目已满" << "请重新输入您要选择的座位等级" << endl; break; }
+						  else { z2 = 1; c.zuoweidengji = "toudengcang"; break; }
+					case 2:if (a.gongwucangshu - toudengcangshuliang == 0) { cout << "公务舱数目已满" << "请重新输入您要选择的座位等级" << endl; break; }
+						  else { z2 = 1; c.zuoweidengji = "gongwucang"; break; }
+					case 3:if (a.jingjicangshu - jingjicangshuliang == 0) { cout << "经济舱数目已满" << "请重新输入您要选择的座位等级" << endl; break; }
+						  else { z2 = 1; c.zuoweidengji = "jingjicang"; break; }
+					}
+					if (z2 == 1) { break; }
+				}
+				if (z2 == 1)
+				{
+					cout << "订票成功！" << endl;
+					cout << "请输入您的姓名" << endl;
+					cin >> c.chengkexingming;
+					cout << "请输入您的手机号" << endl;
+					cin >> c.dianhuahaoma;
+					cout << "请输入您的身份证号" << endl;
+					cin >> c.shenfenzhenghao;
+					c.chufariqi = riqi;
+					c.hangbanhao = q;
+					ifile.open("mayuan.dingdan.txt", ios::in | ios::binary);
+					ifile.seekg(0, ios::end);
+					int len1 = ifile.tellg();
+					int n1 = len1 / sizeof(dingdanmingxixinxi); 
+					c.dingdanhao = 220 + n1;
+					ifile.close();
+					ofile.open("mayuan.dingdan.txt", ios::app | ios::binary |ios::out);
+					ofile.write((char*)&c, sizeof(c));
+					ofile.close();
+					cout << "您的订单信息已输入！" << endl;
+					cout << "订单号为：" << c.dingdanhao;
+				}
+		}
+		else
+		{
+				cout << "很抱歉" << "航班号为" << q << "日期为" << riqi << "的航班" << "座位已满" << endl;
+		}
+	}
+	dingtuipiaoxitong();
+		
+}
+void tuipiao()
+{
+	cout << "已准备为您退票，请输入您的身份证号" << endl;
+	long long int shenfenzheng;
+	cin >> shenfenzheng;
+	int n = 0;//符合的数量
+	dingdanmingxixinxi a;
+	dingdanmingxixinxi b;
+	ifstream ifile;
+	ifile.open("mayuan.dingdan.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len2 = ifile.tellg();
+	int u = len2 / sizeof(dingdanmingxixinxi);
+	ofstream ofile;
+	ofile.open("mayuan.dingdan1.txt", ios::binary | ios::out|ios::app);
+	for (int i = 0; i < u; i++)
+	{
+		ifile.seekg(sizeof(a) * i);
+		ifile.read((char*)&a, sizeof(a));
+		if (shenfenzheng == a.shenfenzhenghao)
+		{
+			cout << "dingdanhao：" << a.dingdanhao;
+			b.dingdanhao = a.dingdanhao;
+			b.hangbanhao = a.hangbanhao;
+			b.chufariqi = a.chufariqi;
+			b.zuoweidengji = a.zuoweidengji;
+			b.chengkexingming = a.chengkexingming;
+			b.shenfenzhenghao = a.shenfenzhenghao;
+			b.dianhuahaoma = a.dianhuahaoma;
+			ofile.write((char*)&b, sizeof(b));
+			++n;
+		}
+	}
+	ifile.close();
+	ofile.close();
+	if (n == 0) { cout << "未找到身份证号为" << shenfenzheng << "的乘客" << endl; }
+	else
+	{
+		cout << "已找到身份证号为" << shenfenzheng << "的乘客" << endl;
+		ifile.open("mayuan.dindan1.txt", ios::binary | ios::in);
+		for (int i = 0; i < n; i++)
+		{
+			ifile.seekg(sizeof(a) * i);
+			ifile.read((char*)&a, sizeof(a));
+			cout << i + 1 << "." << "订单号为:" << a.dingdanhao << "乘客姓名为:" << a.chengkexingming << "电话号码为:" << a.dianhuahaoma << "航班号为:" << a.hangbanhao << "出发日期为:" << a.chufariqi << "座位等级为:" << a.zuoweidengji << endl;
+		}
+		cout << "请输入所要退票的订单号" << endl;
+		int dingdanhao;
+		int y = 0;
+		while (true)
+		{
+			cin >> dingdanhao;
+			for (int i = 0; i < n; i++)
+			{
+				ifile.seekg(sizeof(a) * i);
+				ifile.read((char*)&a, sizeof(a));
+				if (dingdanhao == a.dingdanhao)
+				{
+					y =1;
+					break;
+				}
+			}
+			if (y == 0) { cout << "未找到该订单号，请重新输入" << endl; }
+			else { break; }
+		}
+		ifile.close();
+		ifile.open("mayuan.dingdan1.txt", ios::binary | ios::trunc);
+		ifile.close();
+		ofile.close();
+		if (y == 1)
+		{
+			dingdanmingxixinxi a;
+			ifile.open("mayuan.dingdan.txt", ios::binary);
+			ofile.open("mayuan.dingdan2.txt", ios::trunc | ios::binary);
+			ofile.close();
+			ofile.open("mayuan.dingdan2.txt", ios::trunc | ios::out);
+			for (int i = 0; i < u; i++)
+			{
+				ifile.seekg(sizeof(dingdanmingxixinxi) * i);
+				ifile.read((char*)&a, sizeof(a));
+				if (a.shenfenzhenghao != shenfenzheng && a.dingdanhao != dingdanhao)
+				{
+					ofile.write((char*)&a, sizeof(a));
+				}
+			}
+			ifile.close();
+			ofile.close();
+			ifile.open("mayuan.dingdan2.txt", ios::binary);
+			ofile.open("mayuan.dingdan.txt", ios::trunc | ios::binary);
+			ofile.close();
+			ofile.open("mayuan.dingdan.txt", ios::binary | ios::out);
+			for (int i = 0; i < u - 1; i++)
+			{
+				ifile.seekg(sizeof(a) * i);
+				ifile.read((char*)&a, sizeof(a));
+				ofile.write((char*)&a, sizeof(a));
+			}
+			cout << "退票成功！" << endl;
+			ifile.close();
+			ofile.close();
+			ofile.open("mayuan.dingdan2.txt", ios::binary | ios::trunc);
+			ofile.close();
+			dingtuipiaoxitong();
+		}	
+	}
+}
\ No newline at end of file
diff --git a/hangban.cpp b/hangban.cpp
new file mode 100644
index 0000000..ba6c6b0
--- /dev/null
+++ b/hangban.cpp
@@ -0,0 +1,393 @@
+#include<iostream>
+#include<sm.h>
+#include<fstream>
+using namespace std;
+void hangbanguanlixitong()
+{
+
+	int xuanzegongneng;
+	while (true)
+	{
+		cout << "请选择你要操作的功能：" << endl;
+		cout << "1.添加航班信息功能" << endl;
+		cout << "2.显示所有航班信息功能" << endl;
+		cout << "3.查询航班信息功能" << endl;
+		cout << "4.修改航班信息功能" << endl;
+		cout << "5.删除航班信息功能" << endl;
+		cout << "6.退出系统" << endl;
+		cin >> xuanzegongneng;
+		switch (xuanzegongneng)
+		{
+		case 1:tianjiahangbangongneng(); break;
+		case 2:xianshisuoyouhangbanxinxigongneng(); break;
+		case 3:chaxunhangbanxinxigongneng(); break;
+		case 4:xiugaihangbanxinxigongneng(); break;
+		case 5:shanchuhangbanxinxigongneng(); break;
+		case 6:jinruxitong(); break;
+		}
+	}
+}
+void tianjiahangbangongneng()
+{
+	hangbanxinxi a;
+	hangbanxinxi b;//用来和a对比对照
+	while (true)
+	{
+		cout << "请输入要添加的航班的航班号" << endl;
+		cin >> a.hangbanhao;
+		ofstream ofile;
+		ifstream ifile;
+		ifile.open("mayuan.hangbanxinxi.txt", ios::binary | ios::in);
+		ifile.seekg(0, ios::end);
+		int len = ifile.tellg();
+		int n = len / sizeof(b);
+		ifile.seekg(0, ios::beg);
+		int jiance = 0;
+		for (int i = 0; i < n; i++)
+		{
+			ifile.read((char*)&b, sizeof(b));
+			if (b.hangbanhao == a.hangbanhao) { jiance = 1; }
+		}
+		ifile.close();
+		if (jiance == 0) { break; }
+		else { cout << "航班号重复，请重新输入" << endl; }
+	}
+	cout << "请输入要添加的航班的航空公司" << endl;
+	cin >> a.hangkonggongsi;
+	cout << "请输入要添加的航班的班期" << endl;
+	cin >> a.banqi;
+	cout << "请输入要添加的航班的始发城市" << endl;
+	cin >> a.shifachengshi;
+	cout << "请输入要添加的航班的抵达城市" << endl;
+	cin >> a.didachengshi;
+	cout << "请输入要添加的航班的抵达航站楼" << endl;
+	cin >> a.didahangzhanlou;
+	cout << "请输入要添加的航班的时间" << endl;
+	cin >> a.shijian;
+	cout << "请输入要添加的航班的头等舱数" << endl;
+	cin >> a.toudengcangshu;
+	cout << "请输入要添加的航班的公务舱数" << endl;
+	cin >> a.gongwucangshu;
+	cout << "请输入要添加的航班的经济舱数" << endl;
+	cin >> a.jingjicangshu;
+	ofstream ofile;
+	ofile.open("mayuan.hangbanxinxi.txt", ios::binary | ios::app|ios::out);
+	ofile.write((char*)&a, sizeof(a));
+	ofile.close();
+	hangbanguanlixitong();
+}
+void xianshisuoyouhangbanxinxigongneng()
+{
+	hangbanxinxi b;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(b);
+	if (n == 0) { cout << "无航班信息" << endl; }
+	else {
+		ifile.seekg(0, ios::beg);
+		for (int i = 0; i < n; i++)
+		{
+			ifile.read((char*)&b, sizeof(b));
+			cout << i + 1 << "," << "航班号" << b.hangbanhao << "航空公司" << b.hangkonggongsi << "班期" << b.banqi << "始发城市" << b.shifachengshi << "抵达城市" << b.didachengshi << "抵达航站楼" << b.didahangzhanlou << "时间" << b.shijian << "头等舱数" << b.toudengcangshu << "公务舱数" << b.gongwucangshu << "经济舱数" << b.jingjicangshu << endl;
+		}
+	}
+	ifile.close();
+	hangbanguanlixitong();
+}
+void xianshisuoyouhangbanxinxigongnen()
+{
+	hangbanxinxi b;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(b);
+	ifile.seekg(0, ios::beg);
+	cout << n << endl;
+	for (int i = 0; i < n; i++)
+	{
+		ifile.read((char*)&b, sizeof(b));
+		cout << i + 1 << "," << "航班号" << b.hangbanhao << "航空公司" << b.hangkonggongsi << "班期" << b.banqi << "始发城市" << b.shifachengshi << "抵达城市" << b.didachengshi << "抵达航站楼" << b.didahangzhanlou << "时间" << b.shijian << "头等舱数" << b.toudengcangshu << "公务舱数" << b.gongwucangshu << "经济舱数" << b.jingjicangshu << endl;
+	}
+	ifile.close();
+}
+void chaxunhangbanxinxigongneng()
+{
+	int xuanze;
+	cout << "请输入所要查询的航班的信息" << endl;
+	cout << "1.按照航班号查询" << endl;
+	cout << "2.按照始发城市查询" << endl;
+	cin >> xuanze;
+	switch (xuanze)
+	{
+	case 1:anzhaohangbanhaochaxun();
+	case 2:anzhaoshifachengshichaxun();
+	}
+	hangbanguanlixitong();
+
+}
+void anzhaohangbanhaochaxun()
+{
+	hangbanxinxi a;
+	cout << "请输入要查询的航班的航班号" << endl;
+	cin >> a.hangbanhao;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(hangbanxinxi);
+	hangbanxinxi b;
+	int c = 0;//判断有没有找到信息；
+	ifile.seekg(0, ios::beg);
+	for (int i = 0; i < n; i++)
+	{
+		ifile.read((char*)&b, sizeof(hangbanxinxi));
+		if (a.hangbanhao == b.hangbanhao)
+		{
+			cout << "已查询到该航班信息！" << endl;
+			cout << "该航班航班号为" << b.hangbanhao << "航空公司" << b.hangkonggongsi << "班期为" << b.banqi << "始发城市为" << b.shifachengshi << "抵达城市为" << b.didachengshi << "抵达航站楼为" << b.didahangzhanlou << "时间为" << b.shijian << "头等舱数为" << b.toudengcangshu << "公务舱数为" << b.gongwucangshu << "经济舱数为" << b.jingjicangshu << endl;
+			c = 1;
+			break;
+
+		}
+	}
+	if (c == 0) { cout << "无法找到该航班信息"; }
+	ifile.close();
+	hangbanguanlixitong();
+}
+void anzhaoshifachengshichaxun()
+{
+	hangbanxinxi a;
+	cout << "请输入要查询的航班的始发城市" << endl;
+	cin >> a.shifachengshi;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(hangbanxinxi);
+	hangbanxinxi b;
+	int c = 0;
+	ifile.seekg(0, ios::beg);
+	for (int i = 0; i < n; i++)
+	{
+		ifile.read((char*)&b, sizeof(hangbanxinxi));
+		if (a.shifachengshi == b.shifachengshi)
+		{
+			cout << "已查询到该航班信息！" << endl;
+			cout << "该航班航班号为" << b.hangbanhao << "航空公司" << b.hangkonggongsi << "班期为" << b.banqi << "始发城市为" << b.shifachengshi << "抵达城市为" << b.didachengshi << "抵达航站楼为" << b.didahangzhanlou << "时间为" << b.shijian << "头等舱数为" << b.toudengcangshu << "公务舱数为" << b.gongwucangshu << "经济舱数为" << b.jingjicangshu << endl;
+			c = 1;
+		}
+	}
+	if (c == 0) { cout << "无法找到该航班信息"; }
+	ifile.close();
+	hangbanguanlixitong();
+}
+void xiugaihangbanxinxigongneng()
+{
+	hangbanxinxi a;
+	cout << "请输入要修改航班的航班号" << endl;
+	cin >> a.hangbanhao;
+	hangbanxinxi b;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(hangbanxinxi);
+	int c; c = 0;//判断是否查询到该信息
+	ifile.seekg(0, ios::beg);
+	int i;
+	for (i = 0; i < n; i++)
+	{
+		ifile.read((char*)&b, sizeof(hangbanxinxi));
+		if (b.hangbanhao == a.hangbanhao)
+		{
+		 c = 1;
+			cout << "已查询到该航班信息！" << endl;
+			cout << "该航班航班号为" << b.hangbanhao << "航空公司" << b.hangkonggongsi << "班期为" << b.banqi << "始发城市为" << b.shifachengshi << "抵达城市为" << b.didachengshi << "抵达航站楼为" << b.didahangzhanlou << "时间为" << b.shijian << "头等舱数为" << b.toudengcangshu << "公务舱数为" << b.gongwucangshu << "经济舱数为" << b.jingjicangshu << endl;
+			break;
+		}
+	}
+	ifile.close();
+	if (c == 0) { cout << "未能找到该航班" << endl; }
+	else
+	{
+		hangbanxinxi c;
+		hangbanxinxi d;
+		int s = a.hangbanhao;
+		int i;
+		ifstream ifile;
+		ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+		ifile.seekg(0, ios::end);
+		int len = ifile.tellg();
+		int n = len / sizeof(hangbanxinxi);
+		for (i = 0; i < n; i++)
+		{
+			ifile.seekg(sizeof(hangbanxinxi) * i);
+			ifile.read((char*)&c, sizeof(hangbanxinxi));
+			if (s == c.hangbanhao) { break; }
+		}
+		ifile.close();
+		ofstream ofile;
+		ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+		ofile.open("mayuan.zhongjie.txt", ios::binary | ios::trunc);
+		ofile.close();
+		ofile.open("mayuan.zhongjie.txt", ios::binary | ios::out);
+		for (int j = 0; j < n; j++)
+		{
+				ifile.seekg(sizeof(hangbanxinxi) * j);
+				ifile.read((char*)&c, sizeof(hangbanxinxi));
+				if (j != i)
+				{
+					d.hangbanhao = c.hangbanhao;
+					d.hangkonggongsi = c.hangkonggongsi;
+					d.banqi = c.banqi;
+					d.shifachengshi = c.shifachengshi;
+					d.didachengshi = c.didachengshi;
+					d.didahangzhanlou = c.didahangzhanlou;
+					d.shijian = c.shijian;
+					d.toudengcangshu = c.toudengcangshu;
+					d.jingjicangshu = c.jingjicangshu;
+					d.gongwucangshu = c.gongwucangshu;
+					ofile.write((char*)&d, sizeof(hangbanxinxi));
+				}
+		}
+		ifile.close();
+		ofile.close();
+		ifile.open("mayuan.zhongjie.txt", ios::binary);
+		ofile.open("mayuan.hangbanxinxi.txt", ios::trunc);
+		ofile.close();
+		ofile.open("mayuan.hangbanxinxi.txt", ios::binary | ios::out | ios::app);
+		for (int k = 0; k < n - 1; k++)
+			{
+				ifile.seekg(sizeof(hangbanxinxi) * k);
+				ifile.read((char*)&d, sizeof(d));
+				c.hangbanhao = d.hangbanhao;
+				c.hangkonggongsi = d.hangkonggongsi;
+				c.banqi = d.banqi;
+				c.shifachengshi = d.shifachengshi;
+				c.didachengshi = d.didachengshi;
+				c.didahangzhanlou = d.didahangzhanlou;
+				c.shijian =d.shijian;
+				c.toudengcangshu = d.toudengcangshu;
+				c.jingjicangshu = d.jingjicangshu;
+				c.gongwucangshu = d.gongwucangshu;
+				ofile.write((char*)&c, sizeof(c));
+		}
+		ifile.close();
+		ofile.close();
+		ofile.open("mayuan.zhongjie.txt", ios::trunc);
+		ofile.close();
+		cout << "请输入修改后的航班的信息" << endl;
+		cout << "航班的航空公司" << endl;
+		cin >> a.hangkonggongsi;
+		cout << "航班的班期" << endl;
+		cin >> a.banqi;
+		cout << "航班的始发城市" << endl;
+		cin >> a.shifachengshi;
+		cout << "航班的抵达城市" << endl;
+		cin >> a.didachengshi;
+		cout << "航班的抵达航站楼" << endl;
+		cin >> a.didahangzhanlou;
+		cout << "航班的时间" << endl;
+		cin >> a.shijian;
+		cout << "航班的头等舱数" << endl;
+		cin >> a.toudengcangshu;
+		cout << "航班的公务舱数" << endl;
+		cin >> a.gongwucangshu;
+		cout << "航班的经济舱数" << endl;
+		cin >> a.jingjicangshu;
+		ofile.open("mayuan.hangbanxinxi.txt", ios::binary | ios::out|ios::app);
+		ofile.write((char*)&a, sizeof(hangbanxinxi));
+		ofile.close();
+		cout << "修改成功！是否查看？" << endl;
+		cout << "输入1查看修改后的所有航班信息，否则请输入0" << endl;
+		int xuanze;
+		cin >> xuanze;
+		if (xuanze == 1) { xianshisuoyouhangbanxinxigongneng(); }
+		else { ; }
+	}
+	hangbanguanlixitong();
+}
+void shanchuhangbanxinxigongneng()
+{
+	hangbanxinxi a;
+	hangbanxinxi b;
+	cout << "请输入您想删除航班的航班号" << endl;
+	int s;
+	cin >> s;
+	int z; z = 0;
+	int i;
+	ifstream ifile;
+	ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len = ifile.tellg();
+	int n = len / sizeof(hangbanxinxi);
+	for (i = 0; i < n; i++)
+	{
+		ifile.seekg(sizeof(hangbanxinxi) * i);
+		ifile.read((char*)&a, sizeof(hangbanxinxi));
+		if (s == a.hangbanhao) { z = 1; break; }
+	}
+	ifile.close();
+	if (z == 0) { cout << "未找到该航班" << endl; }
+	else
+	{
+		ifstream ifile;
+		ofstream ofile;
+		ifile.open("mayuan.hangbanxinxi.txt", ios::binary);
+		ofile.open("mayuan.zhongjie.txt",ios::binary| ios::trunc);
+		ofile.close();
+		ofile.open("mayuan.zhongjie.txt", ios::binary | ios::out);
+		for (int j = 0; j < n; j++)
+		{
+			ifile.seekg(sizeof(hangbanxinxi) * j);
+			ifile.read((char*)&a, sizeof(hangbanxinxi));
+			if (j != i)
+			{ 
+				b.hangbanhao = a.hangbanhao;
+				b.hangkonggongsi = a.hangkonggongsi;
+				b.banqi = a.banqi;
+				b.shifachengshi = a.shifachengshi;
+				b.didachengshi = a.didachengshi;
+				b.didahangzhanlou = a.didahangzhanlou;
+				b.shijian = a.shijian;
+				b.toudengcangshu = a.toudengcangshu;
+				b.jingjicangshu = a.jingjicangshu;
+				b.gongwucangshu = a.gongwucangshu;
+				ofile.write((char*)&b, sizeof(hangbanxinxi));
+			}
+		}
+		ifile.close();
+		ofile.close();
+		ifile.open("mayuan.zhongjie.txt", ios::binary);
+		ofile.open("mayuan.hangbanxinxi.txt", ios::trunc);
+		ofile.close();
+		ofile.open("mayuan.hangbanxinxi.txt", ios::binary | ios::out|ios::app);
+		for (int k = 0; k < n - 1; k++)
+		{
+			ifile.seekg(sizeof(hangbanxinxi) * k);
+			ifile.read((char*)&b, sizeof(b));
+			a.hangbanhao = b.hangbanhao;
+			a.hangkonggongsi = b.hangkonggongsi;
+			a.banqi = b.banqi;
+			a.shifachengshi = b.shifachengshi;
+			a.didachengshi = b.didachengshi;
+			a.didahangzhanlou = b.didahangzhanlou;
+			a.shijian = b.shijian;
+			a.toudengcangshu = b.toudengcangshu;
+			a.jingjicangshu = b.jingjicangshu;
+			a.gongwucangshu = b.gongwucangshu;
+			ofile.write((char*)&a, sizeof(a));
+		}
+		ifile.close();
+		ofile.close();
+		ofile.open("mayuan.zhongjie.txt", ios::trunc);
+		ofile.close();
+		cout << "删除成功！" << endl;
+	}
+	hangbanguanlixitong();
+}
+
+
diff --git a/jinruxitong.cpp b/jinruxitong.cpp
new file mode 100644
index 0000000..9e85822
--- /dev/null
+++ b/jinruxitong.cpp
@@ -0,0 +1,27 @@
+#include<iostream>
+#include<fstream>
+#include<sm.h>
+#include<cmath>
+using namespace std;
+void jinruxitong()
+{
+	while (true)
+	{
+		int xuanze;
+		cout << "请选择进入的系统：          " << endl;
+		cout << "1.航班管理系统         " << endl;
+		cout << "2.订退票管理系统    " << endl;
+		cout << "3.售票管理系统" << endl;
+		cout << "4.退出" << endl;
+		cin >> xuanze;
+		switch (xuanze)
+		{
+		case 1:hangbanguanlixitong(); break;
+		case 2:dingtuipiaoxitong(); break;
+		case 3:shoupiaoguanlixitong(); break;
+		case 4: exit; break;
+		}
+		if (xuanze >= 1 && xuanze <= 4)break;
+		else cout << "请输入数字1-4以进入或退出系统！" << endl;
+	}
+}
\ No newline at end of file
diff --git a/sm.h b/sm.h
new file mode 100644
index 0000000..71bebda
--- /dev/null
+++ b/sm.h
@@ -0,0 +1,52 @@
+#include<iostream>
+using namespace std;
+void jinruxitong();
+void hangbanguanlixitong();//航班管理系统
+void dingtuipiaoxitong();//订退票管理系统
+void shoupiaoguanlixitong();//统计售票系统/*系统类*/
+void tianjiahangbangongneng();//添加航班功能
+void xianshisuoyouhangbanxinxigongneng();//显示所有行班信息功能
+void xianshisuoyouhangbanxinxigongnen();//fuben
+void chaxunhangbanxinxigongneng();//查询航班信息功能
+void xiugaihangbanxinxigongneng();//修改航班信息功能
+void shanchuhangbanxinxigongneng();//删除航班信息功能    大功能类
+void anzhaohangbanhaochaxun();
+void anzhaoshifachengshichaxun();
+void dingpiao();
+void tuipiao();
+void xianshisuoyoudingdanxinxi();
+class hangbanxinxi
+{
+public:
+	long long int hangbanhao;//航班号
+	string hangkonggongsi;//航空公司
+	long long int banqi;//班期
+	string shifachengshi;//始发城市
+	string didachengshi;//抵达城市
+	string didahangzhanlou;//抵达航站楼
+	long long int shijian;//时间
+	long long int toudengcangshu;//头等舱数
+	long int gongwucangshu;//公务舱数
+	long int jingjicangshu;//经济舱数
+};
+class dingdanxinxi
+{
+public:
+	long long int dingdanhao;//订单号
+	string kehuxingming;//客户姓名
+	long long int dianhuahaoma;//电话号码
+	long long int zongjine;//总金额
+	long long int riqi;//日期
+};
+class dingdanmingxixinxi
+{
+public:
+	long long int dingdanhao;//订单号
+	long long int hangbanhao;//航班号
+	long long int chufariqi;//出发日期
+	string zuoweidengji;//座位等级
+	string chengkexingming;//乘客姓名
+	long long int shenfenzhenghao;//身份证号
+	long long int dianhuahaoma;//电话号码
+};
+
diff --git a/tongji.cpp b/tongji.cpp
new file mode 100644
index 0000000..c7d34a3
--- /dev/null
+++ b/tongji.cpp
@@ -0,0 +1,45 @@
+#include<iostream>
+#include<fstream>
+#include<sm.h>
+using namespace std;
+void shoupiaoguanlixitong()
+{
+	while (true) {
+		int xuanze;
+		cout << "欢迎来到售票管理系统" << endl;
+		cout << "请输入您要操作的功能！" << endl;
+		cout << "1.显示所有订单信息" << endl;
+		cout << "2.退出系统" << endl;
+		cin >> xuanze;
+		switch (xuanze)
+		{
+		case 1: {xianshisuoyoudingdanxinxi(); break; }
+		case 2: {jinruxitong(); break; }
+		}
+		if (xuanze == 1 || xuanze == 2) break;
+		else { cout << "请输入1或2" << endl; }
+	}
+	jinruxitong();
+}
+
+void xianshisuoyoudingdanxinxi()
+{
+	dingdanmingxixinxi b;
+	ifstream ifile;
+	ifile.open("mayuan.dingdan.txt", ios::binary);
+	ifile.seekg(0, ios::end);
+	int len2 = ifile.tellg();
+	int n = len2 / sizeof(dingdanmingxixinxi);
+	if (n == 0) { cout << "无订单信息" << endl; }
+	else 
+	{
+		for (int i = 0; i < n; i++)
+		{
+			ifile.seekg(sizeof(b) * i);
+			ifile.read((char*)&b, sizeof(b));
+			cout << i << "," << "订单号" << b.dingdanhao << "  航班号" << b.hangbanhao << "出发日期" << b.chufariqi << "座位等级" << b.zuoweidengji << " 乘客姓名" << b.chengkexingming << "电话号码" << b.dianhuahaoma << "身份证号" << b.shenfenzhenghao << endl;
+		}
+	}
+	ifile.close();
+	shoupiaoguanlixitong();
+}
\ No newline at end of file
diff --git a/yuan.cpp b/yuan.cpp
new file mode 100644
index 0000000..d9273e7
--- /dev/null
+++ b/yuan.cpp
@@ -0,0 +1,10 @@
+#include<iostream>
+#include<string>
+#include<fstream>
+#include<sm.h>
+using namespace std;
+
+void main()
+{
+	jinruxitong();
+}