悬赏100分，求C++课程设计电话簿的制作，满意再追加100分

#include<iostream>
#include<string>
using namespace std;
//电话本
class book
{
public:
void dis();
void set();
void input();
book();
book(string,string,string,string,string);
protected:
string birthday,number,sex,name,address;
};
book::book()
{
birthday="无出生日期或未输入";
number="无电话号码或未输入";
sex="无性别或未输入";
name="无名字或未输入";
address="无地址或未输入";
}
book::book(string na,string s,string b,string num,string add):name(na),sex(s),birthday(b),number(num),address(add){}
void book::dis() //显示输入的内容
{
cout<<"姓名:"<<p->name<<endl;
cout<<"性别:"<<p->sex<<endl