using System;

public class Program

{

    public static void Main()

    {

        int sum = 0;

        int number = 0;

        while (sum <= 100)

        {

            Console.WriteLine("Enter any number: ");

            string numberString = Console.ReadLine();

            bool numberParsed = int.TryParse(numberString, out number);

            if (numberParsed)

            {

                sum = sum + number;

            }

            else

            {

                Console.WriteLine("Error: You have entered a non valid number " + number);

            }

        }

        Console.WriteLine("The sum of all numbers you entered is " + sum + " which is larger than 100");

    }

}