#include <iostream>
using namespace std;

int n;
int cnt[10] = {4, 3, 3, 3, 4, 3, 4, 3, 5, 4};

int main() {
	int ans = 0;
	
	cin >> n;
	if (n == 0) { cout << cnt[0] << endl; return 0; }
	while (n > 0) {
		ans += cnt[n % 10];
		ans--;
		n /= 10;
	}
	ans++;
	
	cout << ans << endl;
	return 0;
}