using System;

​

public class Program

{

    public static void Main()

    {

        String[] participantes = {"Nicola", "Maxi", "Ariel", "Ana", "Diego"};

        int puntero = 0;

        Random r = new Random();

        puntero = r.Next(0, participantes.Length);

        Console.WriteLine("Ganó -> " + participantes[puntero]);

    }

}