#include<iostream>
#include<string>
using namespace std;

class GradeBook{
      public:
          void displaymessage(string name){
              cout<<"Book : "<<name<<endl;     
          }   
      }; 

main()
{
   GradeBook myGradeBook;
   string bname;
   getline(cin, bname);
   myGradeBook.displaymessage(bname);   
   /*string name;
   int age;
   cout<<"Enter your name : ";
   getline(cin, name);
   cout<<"Enter your age : ";
   cin>>age;
   cout<<"Name : "<<name<<", Age : "<<age<<endl;
   */
   system("pause");      
}