public static void WhatKindOfIzdat() { Console.WriteLine("Выберите издательство:" + "\n" + "1 - Форум" + "\n" + "2 - Звезда" + "\n" + "3 - Печатник"); int c = int.Parse(Console.ReadLine()); switch (c) { case 1: Forum f = new Forum(); f.newIzd(); f.CalculateIzd(); vivod vf = new vivod(); vf.infa(f); break; case 2: Zvezda z = new Zvezda(); z.newIzd(); z.CalculateIzd(); vivod vz = new vivod(); vz.infa(z); break; case 3: Pechatnik p = new Pechatnik(); p.newIzd(); p.CalculateIzd(); vivod vp = new vivod(); vp.infa(p); break; default: break; } }