output_description: Print the number of _palindromic numbers_ among the integers between A and B
  (inclusive).
  
  * * *
input_description: Input is given from Standard Input in the following format:
  
      
      
      A B
attempt: using System;
  using System.Collections.Generic;
  using System.Linq;
  using System.Text;
  using static System.Math;
  
  namespace ConsoleApp15
  {
      class Class404
      {
          static void Main()
          {
              var AB = Console.ReadLine().Split().Select(int.Parse).ToArray();
              int A = AB[0], B = AB[1];
              int count = 0;
              for (int i = A; i <= B; i++)
              {
                  string n1 = i.ToString();
                  string n2 = string.Join("", n1.Reverse());
                  if (n1 == n2) count++;
              }
  
              Console.WriteLine(count);
          }
      }
  }
  
problem_description: Statement
  
  Find the number of _palindromic numbers_ among the integers between A and B
  (inclusive). Here, a palindromic number is a positive integer whose string
  representation in base 10 (without leading zeros) reads the same forward and
  backward.
samples: [{"input": "11009 11332", "output": "4\n    \n\nThere are four integers that satisfy the conditions: 11011, 11111, 11211 and\n11311.\n\n* * *"}, {"input": "31415 92653", "output": "612"}]