void book_det(int id,string n,double p);
void book_dets(int y,string au);
public void book_det(int id,string n,double p)
Console.WriteLine("BOOK ID "+ id);
Console.WriteLine("BOOK NAME "+ n);
Console.WriteLine("BOOK PRICE "+ p);
public void book_dets(int y,string au)
Console.WriteLine("PUBLISH YEAR "+ y);
Console.WriteLine("AUTHOR NAME"+ au);
public static void Main()
dd.book_dets(2345,"life style of harbour",1278);