import java.util.*;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		int total = 0;
		for (int i = 0; i < 5; i++) {
		    int x = sc.nextInt();
		    if (x % 15 == 0) {
		        total += 8;
		    } else if (x % 5 == 0 || x % 3 == 0) {
		        total += 4;
		    } else {
		        total += String.valueOf(x).length();
		    }
		}
		System.out.println(total);
	}
}