import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int sum = 0;
		for (int i = 0; i < 5; i++) {
			int a = sc.nextInt();
			
			if (a % 3 == 0 && a % 5 == 0) {
				sum += 8;
			} else if (a % 3 == 0 || a % 5 == 0) {
				sum += 4;
			} else {
				sum += String.valueOf(a).length();
			}
			
		}
		System.out.println(sum);
		sc.close();
	}
}