using System;

​

namespace ConsoleApp7

{

    public class Program

    {

        public static void Main(string[] args)

        {

            Console.WriteLine("Enter numbers separate by hypen : ");

            var name = Console.ReadLine();

            var numarray = name.Split('-');

            int firstValue = Convert.ToInt32(numarray[0]);

            bool cons = true;

            for (var i = 0;i<numarray.Length;i++ )

            {

                if (Convert.ToInt32(numarray[i])-i != firstValue)

                {

                    cons = false;                   

                    break;

                }

            }

            if (cons)

            {

                Console.WriteLine("Consecutive");

            }

            else

            {

                Console.WriteLine("Not Consecutive");

            }

        }

    }

}