using System;

using System.Threading.Tasks;

class Program

    {

        static async Task Main(string[] args)

        {

            try

            {

                await OutterMethod();

            }

            catch (Exception ex)

            {

                Console.WriteLine(ex);

            }

        }

​

        static Task OutterMethod()

        {

            return InnerMethod();

        }

​

        static async Task InnerMethod()

        {

            await Task.Delay(0);

            throw new Exception("YES!!!");

        }

}