通讯录管理系统（黑马程序员C++）

#include<iostream>
#include<string>
using namespace std;
#define MAX 1000

//联系人结构
struct Person
{
	string m_name;
	int m_Sex;
	int m_Age;
	string m_Phone;
	string m_Addr;
};

//通讯录结构
struct Addressbooks
{
	struct Person personArray[MAX];
	int m_Size;
};

//现实菜单
void showmanu()
{
	cout<<"******************" << endl;
	cout<<"***1.添加联系人***" << endl;
	cout<<"***2.显示联系人***" << endl;
	cout<<"***3.删除联系人***" << endl;
	cout<<"***4.查找联系人***" << endl;
	cout<<"***5.修改联系人***" << endl;
	cout<<"***6.清空联系人***" << endl;
	cout<<"***0.退出通讯录***" << endl;
	cout<<"******************" << endl;
}

//1.添加联系人
void addPerson(Addressbooks *abs)
{
	if (abs->m_Size == MAX)
	{
		cout << "通讯录已满，无法添加！" << endl;
		return;
	} 
	else
	{
		string name;
		cout << "请输入姓名：" << endl;
		cin >> name;
		abs->personArray[abs->m_Size].m_name = name;

		cout << "请输入性别：" << endl;
		cout << "1--男" << endl;
		cout << "2--女" << endl;
		int sex = 0;
		while (true)
		{
			cin >> sex;
			if (sex == 1||sex==2)
			{
				abs->personArray[abs->m_Size].m_Sex = sex;
				break;
			}
			else
			{
				cout << "输入错误，请重新输入！" << endl;
			}
		}

		cout << "请输入年龄：" << endl;
		int age;
		cin >> age;
		abs->personArray[abs->m_Size].m_Age = age;

		cout << "请输入电话：" << endl;
		string phonenumber;
		cin >> phonenumber;
		abs->personArray[abs->m_Size].m_Phone = phonenumber;

		cout << "请输入家庭住址：" << endl;
		string address;
		cin >> address;
		abs->personArray[abs->m_Size].m_Addr = address;

		abs->m_Size++;

		cout << "添加成功！" << endl;

		system("pause");
		system("cls");
	}
}

//2.显示联系人
void showPeoson(Addressbooks *abs)
{
	if (abs->m_Size == 0)
	{
		cout << "当前记录为空" << endl;
	}
	else
	{
		for (int i = 0; i < abs->m_Size; i++)
		{
			cout << "姓名：" << abs->personArray[i].m_name << endl;
			cout << "性别：" << abs->personArray[i].m_Sex << endl;
			cout << "年龄：" << abs->personArray[i].m_Age << endl;
			cout << "电话：" << abs->personArray[i].m_Phone << endl;
			cout << "住址：" << abs->personArray[i].m_Addr << endl;

		}
	}
	system("pause");
	system("cls");
}

//判断联系人是否存在
int isExist(Addressbooks* abs, string name)
{
	for (int i = 0; i < abs->m_Size;i++)
	{
		if (abs->personArray[i].m_name == name)
		{
			return i;
		}
	}
	return -1;
}

//3.删除联系人
void deletePerson(Addressbooks * abs)
{
	cout << "请输入您要删除的联系人：" << endl;

	string name;
	cin >> name;

	int ret = isExist(abs, name);
	if (ret != -1)
	{
		for (int i=ret; i < abs->m_Size; i++)
		{
			abs->personArray[i]=abs->personArray[i+1];
		}
		abs->m_Size--;
		cout << "删除成功！" << endl;
	}
	else
	{
		cout << "查无此人！"<<endl;
	}
}

//4.查找联系人
void findPerson(Addressbooks* abs)
{
	cout << "请输入您要查找的联系人：" << endl;
	string name;
	cin >> name;

	int ret = isExist(abs, name);

	if (ret != -1)
	{
		cout << "姓名：" << abs->personArray[ret].m_name << "\t";
		cout << "性别：" << abs->personArray[ret].m_Sex << "\t";
		cout << "年龄：" << abs->personArray[ret].m_Age << "\t";
		cout << "电话：" << abs->personArray[ret].m_Phone << "\t";
		cout << "住址：" << abs->personArray[ret].m_Addr << "\t";
	}
	else
	{
		cout << "查无此人！" << endl;
	}
	system("pause");
	system("cls");
}

//5.修改联系人
void modifyPerson(Addressbooks* abs)
{
	cout << "请输入您要修改的联系人：" << endl;
	string name;
	cin >> name;
	int ret = isExist(abs,name);
	if (ret != -1)
	{
		cout << "请输入姓名：" << endl;
		string name;
		cin >> name;
		abs->personArray[ret].m_name = name;

		cout << "请输入性别：" << endl;
		cout << "1.---男" << endl;
		cout << "2.---女" << endl;
		int number;
		
		while (true)
		{
			cin >> number;
			if (number == 1 || number == 2)
			{
				abs->personArray[ret].m_Sex = number;
				break;
			}
			else
			{
				cout << "输入有误，请重新输入！" << endl;
			}
		}

		cout << "请输入年龄" << endl;
		int age;
		cin >> age;
		abs->personArray[ret].m_Age = age;

		cout << "请输入联系电话：" << endl;
		string phonenumber;
		cin >> phonenumber;
		abs->personArray[ret].m_Phone = phonenumber;

		cout << "请输入家庭住址：" << endl;
		string add;
		cin >> add;
		abs->personArray[ret].m_Addr = add;

		cout << "修改成功！" << endl;
	}
	else
	{
		cout << "查无此人！" << endl;
	}
	system("pause");
	system("cls");
}

//6.清空联系人
void cleanPerson(Addressbooks* abs)
{
	abs->m_Size = 0;
	cout << "通讯录已清空！" << endl;
	system("pause");
	system("cls");
}
int main()
{
	Addressbooks abs;
	abs.m_Size = 0;
	while (true)
	{
		showmanu();
		int select;
		cin >> select;
		switch (select)
		{
		case 1:
			addPerson(&abs);
			break;
		case 2:
			showPeoson(&abs);
			break;
		case 3:
			deletePerson(&abs);
			break;
		case 4:
			findPerson(&abs);
			break;
		case 5:
			modifyPerson(&abs);
			break;
		case 6:
			cleanPerson(&abs);
			break;
		case 0:
			cout << "欢迎下次使用！" << endl;
			system("pause");
			return 0;
			break;
		}
	}
}