import java.util.*;
import java.util.stream.Stream;
import java.time.*;
import java.time.format.*;

public class No637 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
		int count = 0;
		for(int i = 0; i < 5 ; i++) {
			int a = sc.nextInt();
			if(a % 3 == 0 && a % 5 == 0) {
				count += 8;
			}else if(a % 3 == 0 || a % 5 == 0) {
				count += 4;
			}else {
				count += String.valueOf(a).length();
			}
		}
		System.out.println(count);
	}
}