Biggest Triple

using System;
using System.Collections.Generic;
using System.Linq;

class BiggestTriple
{
    static void Main()
    {
        string input = Console.ReadLine();
        string[] inputArray = input.Split(' ');
        var listOfTriples = new List<int[]>();

        int TriplesNum = inputArray.Length / 3;
        if (inputArray.Length % 3 > 0)
        {
            TriplesNum++;
        }

        for (int i = 0; i < TriplesNum; i++)
        {
            int[] triple = new int[3];

            for (int j = 0; j < 3; j++)
            {
                if (i * 3 + j < inputArray.Length)
                {
                    triple[j] = int.Parse(inputArray[i * 3 + j]);
                }
                else
                {
                    triple[j] = 0;
                }

            }
            listOfTriples.Add(triple);
        }

        int indexMax = 0;
        int maxSum = int.MinValue;
        int[] tripleMax = new int[3];


        for (int i = 0; i < listOfTriples.Count; i++)
        {
            int sum = listOfTriples[i].Sum();
            if (sum > maxSum)
            {
                tripleMax = listOfTriples[i];
                maxSum = sum;
                indexMax = i;
            }
        }

        for (int i = 0; i < 3; i++)
        {
            if (indexMax * 3 + i < inputArray.Length)
            {
                Console.Write(tripleMax[i] + " ");
            }
        }
    }
}