#include <iostream>
#include <string>
using namespace std;

int main(){
    string n;
    cin >> n;
    int ans = 1;
    int num[] = {3, 2, 2, 2, 3, 2, 3, 2, 4, 3};
    for(int i = 0; i < n.length(); i++){
        ans += num[n[i]-'0'];
    }
    cout << ans << endl;
    return 0;
}