using System;
using System.Collections.Generic;

interface IStrategy
{
	bool DoSomething();
	string Description {get; set;}
}

class StratFap : IStrategy
{
	public bool DoSomething() {Console.WriteLine("fap"); return true;}
	public string Description {get; set;}
}
class StratQuit : IStrategy
{
	public bool DoSomething() {Console.WriteLine("Bye!"); return false;}
	public string Description {get; set;}
}

class MenuPoint
{
	public string Input {get; set;}
	public IStrategy Strat {get; set;}
	
	public MenuPoint(string input, IStrategy strat){ Input = input; Strat = strat; }
}

class Program
{
	static void Main()
	{
		List<MenuPoint> menu= new List<MenuPoint>();
		menu.Add(new MenuPoint("dick", new StratFap() {Description = "fap"}));
		menu.Add(new MenuPoint("q", new StratQuit() {Description = "quit"}));
		GUI(menu);
	}

	static void GUI(List<MenuPoint> menu)
	{
		bool keepGoing = new bool();
		int ind = new int();
		string input;
		
		ConsoleGui:
		foreach (var item in menu) 
		Console.WriteLine($"Enter \"{item.Input}\" to {item.Strat.Description}");
		
		input = Console.ReadLine();
		ind = -1;
		for (int i = 0; i < menu.Count; i++)
		if (menu[i].Input == input) ind = i;
		
		if (ind >= 0) keepGoing = menu[ind].Strat.DoSomething();
		else {Console.WriteLine("Bad input, try again"); goto ConsoleGui;}
		if (keepGoing) goto ConsoleGui;
	}
}