#include<iostream>
using namespace std;
int main(){
    int n,ans = 1;
    int count[10] = {3,2,2,2,3,2,3,2,4,3};
    cin >> n;
    if(n==0) ans += count[0];
    while(n > 0){
        ans += count[n % 10];
        n /= 10;
    }
    cout << ans << endl;
    return 0;
}