Библиотека

#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
 
class Book
{
public:
   std::string name;
   std::string author;
   int year;
 
   Book(std::string _name, std::string _author, int _year) : name(_name), author(_author), year(_year) {  }
};
 
class BookFind
{
private:
   std::string name;
 
public:
   BookFind(std::string _name) : name(_name) {  }
   bool operator()(Book _book) { return (_book.name.find(this->name) != std::string::npos); }
};
 
void PrintValue(Book _book)
{
   std::cout << _book.name << " " << _book.author << " " << _book.year << std::endl;
}
 
int main()
{
   std::vector <Book> library;
   std::vector <Book> result;
   BookFind FindFunc("jok");
 
   library.push_back(Book("asd", "fgh", 1234));
   
   library.push_back(Book("jug", "ere", 1872));
   
   library.push_back(Book("asd ghg jok", "glky", 1312));
   
   library.push_back(Book("jok asd", "hyd", 1512));
   
   std::vector <Book> :: iterator it = library.begin();
 
   while ((it = std::find_if(it, library.end(), FindFunc)) != library.end())
       result.push_back(*it++);   
      
   std::for_each(result.begin(), result.end(), PrintValue);
      
   std::cin.get();
   return 0;
}