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

int main(void){
	std::vector < std::string > v;
	std::string s,buf;
	std::getline(std::cin, s);
	std::stringstream iss(s);
	while(std::getline(iss, buf, ' ')){
		v.push_back(buf);
	}
	int num, count =0;
	for (std::string a : v){
		num = std::stoi(a);
		if (num % 3 == 0){
			if (num % 5 == 0)count += 8;
			else count += 4;
		}
		else {
			if (num % 5 == 0)count += 4;
			else count += a.length();
		}
	}
	std::cout << count;
	return 0;
}