Large Sum

Problem 13.cs

using System;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Numerics;
using System.Threading.Tasks;

namespace EulerProject
{
    class Program
    {
        // Constant Values
        private const int numChars = 50;

        [STAThread]
        static void Main(string[] args)
        {
            cheat();
        }

        public static void cheat()
        {
            // Open a stream from the file
            StreamReader streamReader = new StreamReader("TextFile1.txt");

            // Read the lines from the file into char arrays
            List<BigInteger> numberStrings = new List<BigInteger>();
            string line;
            while ((line = streamReader.ReadLine()) != null)
            {
                numberStrings.Add(BigInteger.Parse(line));
            }

            BigInteger result = new BigInteger();
            numberStrings.ForEach(x => result += x);
            System.Windows.Forms.Clipboard.SetText(result.ToString().Substring(0, 10));
        }
    }
}