using System;

using System.Threading.Tasks;

public class Program

{

    public static async Task<string> WaitForSec(){

        await Task.Delay(5000);

        Console.WriteLine("Okayyyyx");

        return "Waited for 5 sec!";

    }

    public static async Task<string> PrintMessage()

    {

        // Console.WriteLine("Hello Task library!");

        await Task.Delay(1000);

        return "Hurray!";

    }

    public static async void Execute(){

        var res = await Task.WhenAny(PrintMessage(), WaitForSec()).Result;

        Console.WriteLine(res.ToString());

    }

    public static void Main()

    {

        // Task task = new Task(new Action(PrintMessage));

        // var taskList = new List<Task>();

        // taskList.Add(task);

        Execute();

        //Console.WriteLine(Execute());

    }

}

​