#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <queue>
#include <map>
#include <functional>
#include <cmath>
#include <tuple>
using namespace std;
#pragma warning (disable: 4996)

int a, s;

int func(int p) {
	if (p % 15 == 0) return 8;
	if (p % 5 == 0) return 4;
	if (p % 3 == 0) return 4;
	return to_string(p).size();
}

int main() {
	for (int i = 0; i < 5; i++) { cin >> a; s += func(a); }
	cout << s << endl;
	return 0;
}