백준 C# 2908

using System;
namespace baek2
{
    class Program
    {
        
        static void Main(string[] args)
        {
            string input = Console.ReadLine();
            string trim_input = input.Trim();
            
            string[] token = trim_input.Split();

            string first = token[0];
            string second = token[1];

            char[] first_answer =  new char[3];
            char[] second_answer = new char[3];

            int j = 2;
            for(int i = 0; i<3; i++)
            {
                first_answer[i] = first[j];
                second_answer[i] = second[j];
                j--;
            }

            if(int.Parse(first_answer) > int.Parse(second_answer))
            {
                Console.WriteLine(first_answer);
            }
            else
            {
                Console.WriteLine(second_answer);
            }

        }
    }
}