import java.util.*;

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