04. Variable in Hex Format

using System;
using System.Numerics;

namespace Demo
{
    class Program
    {
        static void Main(string[] args)
        {
            string input = Console.ReadLine();
            int output = Convert.ToInt32(input, 16);
            string result = Convert.ToInt32(input, 16).ToString();
            //Console.WriteLine(result);
            Console.WriteLine(output);
        }
    }
}