Biggest Triple

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

namespace BiggestTriple
{
    class BiggestTriple
    {
        static void Main(string[] args)
        {
            string inputNumbers = Console.ReadLine();
            string[] inputNumbersString = inputNumbers.Split();
            int maxTriple = int.MinValue;
            int numbersCounter = 0;
            int maxIndex = 0;
            int tripleSum = 0;
            bool flag = false;
                for (int i = 1; i <= (inputNumbersString.Length / 3); i++)
                {
                    for (int j = 1; j <= 3; j++)
                    {
                        tripleSum += int.Parse(inputNumbersString[numbersCounter]);
                        numbersCounter++;
                    }
                    if (tripleSum>maxTriple)
                    {
                        maxTriple = tripleSum;
                        maxIndex = numbersCounter-1;
                    }
                    tripleSum = 0;
                }
            if (inputNumbersString.Length % 3 != 0)
            {

                    for (int j = 1; j <= inputNumbersString.Length % 3; j++)
                    {
                        tripleSum += int.Parse(inputNumbersString[numbersCounter]);
                        numbersCounter++;
                    }
                    if (tripleSum > maxTriple)
                    {
                        maxTriple = tripleSum;
                        flag = true;
                        maxIndex = numbersCounter-1;
                    }
                    tripleSum = 0;

            }
            if ((inputNumbersString.Length % 3 == 0) || !flag)
            {
                maxIndex = maxIndex - 2;
                for (int i = 0; i < 3; i++)
                {

                    Console.Write(inputNumbersString[maxIndex]+" ");
                    maxIndex++;
                }
                Console.WriteLine();
            }
            else if ((inputNumbersString.Length % 3 != 0) && flag)
            {
                maxIndex = maxIndex - (inputNumbersString.Length % 3-1);
                for (int i = 0; i < inputNumbersString.Length % 3; i++)
                {
                    Console.Write(inputNumbersString[maxIndex]+" ");
                    maxIndex++;
                }
                Console.WriteLine();
            }

        }
    }
}