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#include <iostream>
#include <string>
#include <vector>

std::vector<unsigned long long> generate_array() {
  std::vector<unsigned long long> result;
  for (int n = 0; n < 19; n++) {
    int c = 0;
    for (int i = 0; i < 10; i++) {
      if ((0 <= n - i) && (n - i) < 10) {
        c++;
      }
    }
    result.push_back(static_cast<unsigned long long>(c));
  }
  return result;
}

unsigned long long func(const std::vector<unsigned long long> &val,
                        const std::string &s) {
  if (s.empty()) {
      return 1;
  }

  if (s.size() == 1) {
    return val[static_cast<size_t>(atoi(s.c_str()))];
  }

  unsigned long long result = 0;

  if (s.size() >= 2 && s[0] == '1' && s[1] < '9') {
    result = val[static_cast<size_t>(atoi(s.substr(0, 2).c_str()))] *
             func(val, s.substr(2));
  }

  result += val[static_cast<size_t>(atoi(s.substr(0, 1).c_str()))] *
                      func(val, s.substr(1));

  return result;
}

int main() {
  const auto VAL = generate_array();

  std::string s;
  std::cin >> s;

  std::cout << func(VAL, s) << std::endl;
  return 0;
}