using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication22
{
    class Books
    {
        private string author, title, price;

        public void set(string a,string t, string p)
        {
            this.author = a;
            this.title = t;
            this.price = p;
            PrintBook();
        }

        public void PrintBook()
        {
            Console.WriteLine("Автор: {0}\nНазвание: {1}\nЦена: {2}\n", author, title, price);
        }

    }

    class Program
    {
        static void Main(string[] args)
        {

            Books obj = new Books();

            obj.set("Пушкин", "Руслан и Людмила", "100");
            obj.set("Толстой", "Война и мир", "200");
            obj.set("Барто", "Сборник детских стихов", "150");
            Console.ReadKey();
        }
    }
}