import java.io.*;
import java.util.*;


public class Main_yukicoder637 {

	private static Scanner sc;
	private static Printer pr;

	private static void solve() {
		int ans = 0;
		for (int i = 0; i < 5; i++) {
			int a = sc.nextInt();

			if (a % 3 == 0 && a % 5 == 0) {
				ans += 8;
			} else if (a % 3 == 0 || a % 5 == 0) {
				ans += 4;
			} else {
				ans += Integer.toString(a).length();
			}
		}

		pr.println(ans);
	}

	// ---------------------------------------------------
	public static void main(String[] args) {
		sc = new Scanner(System.in);
		pr = new Printer(System.out);

		solve();

		pr.close();
		sc.close();
	}

	private static class Printer extends PrintWriter {
		Printer(PrintStream out) {
			super(out);
		}
	}
}