#include<iostream>
#include<string>
#include<vector>

using namespace std;

typedef long long ll;

int ctoi(const char);

int main() {

	string str;
	ll sum = 0;
	vector<int> count(10,0);
	vector<int> value(10,0);
	for (int i = 0;i < value.size();i++) {
		if (i == 0 || i == 4 || i == 6 || i == 9)value[i] = 1;
		else if (i == 8)value[i] = 2;
		else value[i] = 0;
	}

	cin >> str;

	sum += 2*str.size();
	sum++;
	for (char c:str) {
		sum += value[ctoi(c)];
	}

	cout << sum << endl;
	
	return 0;
}

int ctoi(const char c) {
	if ('0' <= c && c <= '9') return (c - '0');
	return -1;
}