#include <iostream>
#include <math.h>
#include <vector>
using namespace std;

int main()
{
   int numeric, amount_digits = 0, pos = -1;

   cin >> numeric;
     
   int n = numeric;
   vector<int> digits;
   while(n > 0)
   {
      digits.push_back(n % 10);
     /* if(n % 10 == 9 && (n % 100 / 10) == 9)
         pos = amount_digits;*/
      n = n / 10;
      amount_digits++;
   }
   reverse(digits.begin(), digits.end());
   cout << "amount of digits = " << amount_digits << endl;
   for(auto element : digits)
      cout << element << " ";

   n = numeric;
   for(int i = 0; i < amount_digits - 1; i++)
   {
      if(digits[i] == 9 && digits[i+1] == 9)
      {
         if(i + 2 == amount_digits)
            n =( n / 100 ) * ( n / 100 );
         else
            n = (n % (int)pow(10, amount_digits - (i + 2))) / 10;
      }

   }
   cout << endl << n;
}