#include <bits/stdc++.h>

using namespace std;

int main()
{
  const int beet[] = {3, 2, 2, 2, 3, 2, 3, 2, 4, 3};

  string S;
  cin >> S;
  int ret = 1;
  for(auto &c : S) ret += beet[c - '0'];
  cout << ret << endl;

}