using System;

namespace _02._Max_Method
{
    class Program
    {
        static void Main(string[] args)
        {
            int first = int.Parse(Console.ReadLine());
            int second = int.Parse(Console.ReadLine());
            int third = int.Parse(Console.ReadLine());

            int result = GetMax(first, second);
            int total = GetMax(result, third);
            Console.WriteLine(total);
        }

        private static int GetMax(int first, int second)
        {
            if (first >= second)
            {
                return first;
            }
            else
            {
                return second;
            }
        }
    }
}