#include <iostream>
#include <string>

int main() {
    std::string n;
    int c = 1;
    int m[10] = {3, 2, 2, 2, 3, 2, 3, 2, 4, 3};
    std::cin >> n;
    for (int i = 0; i < n.size(); i++) {
        c += m[(int)n[i] - (int)'0'];
    }
    std::cout << c << std::endl;
}