MaxNumberWithForLoop

using System;
using System.Linq;

namespace maxNumberWithForLoop
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            int[] numbers = Console.ReadLine().Split().Select(int.Parse).ToArray();
            int number = 0;
            int maxNumber = 0;

            for (int i = 0; i <= numbers.Length-1; i++)
            {
                for (int k = i; k <= numbers.Length-1; k++)
                {
                    if (numbers[i] >= numbers[k])
                    {
                        number = numbers[i];
                        if (number > maxNumber)
                        {
                            maxNumber = number;
                        }
                    }
                }
            }

            Console.WriteLine(maxNumber);
        }
    }
}