import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int cnt = 0;
		for(int i = 0; i < 5; i++) {
			int t = scan.nextInt();
			if(t % 15 == 0) {
				cnt += 8;
			}else if(t % 3 == 0 || t % 5 == 0) {
				cnt += 4;
			}else {
				String s = Integer.toString(t);
				cnt += s.length();
			}
		}
		scan.close();
		System.out.println(cnt);
	}
}