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  1. #include <iostream>
  2. #include <string>
  3.  
  4. class catalog_books
  5. {
  6. private:
  7.     std::string     book_author;
  8.     std::string     book_name;
  9.     int             year;
  10.     std::string     group;
  11.  
  12. public:
  13.     catalog_books() : book_author(), book_name(), year(), group() {};
  14.  
  15.     catalog_books(std::string book_autor_, std::string book_name_, int year_, std::string group_) :
  16.         book_author(book_autor_), book_name(book_name_), year(year_), group(group_) {};
  17.  
  18.     std::string Getbook_author() const
  19.     {
  20.         return book_author;
  21.     }
  22.  
  23.     std::string Getbook_name() const
  24.     {
  25.         return book_name;
  26.     }
  27.  
  28.     int Getbook_year() const
  29.     {
  30.         return year;
  31.     }
  32.  
  33.     std::string Getbook_group() const
  34.     {
  35.         return group;
  36.     }
  37.  
  38. };
  39.  
  40.      std::ostream & operator << (std::ostream &out, const catalog_books & t)
  41.      {
  42.         out << t.Getbook_author() << "   ";
  43.         out << t.Getbook_name() << "   ";
  44.         out << t.Getbook_year() << "   ";
  45.         out << t.Getbook_group() << '\n';
  46.         return out;
  47.     }
  48.  
  49.  
  50. int main()
  51. {
  52.     const size_t N = 3;
  53.  
  54.  
  55.  
  56.     catalog_books books[N];
  57.  
  58.     books[0] = { "Сенкевич", "Потоп", 1978, "Художественная"};
  59.     books[1] = { "Ландау", "Механика", 1989, "Учебная" };
  60.     books[2] = { "Дойль", "Сумчатые", 1990, "Справочная" };
  61.  
  62.     for (size_t i = 0; i < N; ++i)
  63.     {
  64.         std::cout << books[i];
  65.     }
  66.  
  67. }
Success #stdin #stdout 0s 4392KB
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stdin
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Standard input is empty
stdout
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Сенкевич   Потоп   1978   Художественная
Ландау   Механика   1989   Учебная
Дойль   Сумчатые   1990   Справочная
https://ideone.com/fmSa9x
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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