using System;

​

public class Program

{

    private static async Task CallAsyncMethod()

    {

        await Task hello = Task.Run(() =>

        {

            for (int i = 0; i < 1000; i++)

            {

                Console.WriteLine("hello");

            }

        }       );

    }

​

    public static async Task Main(string[] args)

    {

        await CallAsyncMethod();

        //Your code goes here

        Console.WriteLine("Hello, world!");

    }

​

​

}