CatchTheThief_1.1

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

namespace CatchTheTheif
{
    class Program
    {
        static void Main(string[] args)
        {
           // Console.WriteLine(long.MinValue);
            string idThief = Console.ReadLine();
            var num = int.Parse(Console.ReadLine());
            BigInteger max = 0;
            if (idThief == "sbyte")
            {
                max = sbyte.MaxValue;
            }
            if (idThief == "int")
            {
                max = int.MaxValue;
            }
            if (idThief == "long")
            {
                max = long.MaxValue;
            }
            BigInteger t = 0;
            List<BigInteger> getMax = new List<BigInteger>();
            for (int i = 0; i < num; i++)
            {
                BigInteger countIds = BigInteger.Parse(Console.ReadLine());
                if (countIds <= max)
                {
                    getMax.Add(countIds);

                }
            }
            t = getMax.Max();
            Console.WriteLine(t);


        }
    }
}