#include <iostream>
#include <string>
using namespace std;
 
struct book {			// Ορισμός εγγραφής book
  string title;
  string author;
  string isbn;
  int quantity;
};
 
// Καταχώριση στοιχείων
void readBook(book &bk) { // Παράμετρος αναφοράς (&)
 getline(cin, bk.title);  // Η getline() διαβάζει ολόκληρη τη γραμμή
 getline(cin, bk.author); // π.χ. Edgar Allan Poe
 getline(cin, bk.isbn);
 cin >> bk.quantity;
}
 
// Εμφάνιση στοιχείων
void printBook(book bk) {	// Παράμετρος τιμής
 cout<< "Book title : "    << bk.title << endl;
 cout<< "Book author : "   << bk.author << endl;
 cout<< "Book isbn : "     << bk.isbn << endl;
 cout<< "Book quantity : " << bk.quantity << endl;
}
 
int main( ){
 
  book book1;		// Ορισμός μεταβλητής μίας εγγραφής book 
  readBook(book1);	// Κλήση συνάρτησης readBook (καταχώριση)
  printBook(book1);	// Κλήση συνάρτησης printBook (εμφάνιση)
 
return 0;
}
 

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The Lord Of the Rings - The Fellowship of the Ring
J. R. R. Tolkien
116-1749849-2513827
250