import java.util.Scanner;

public class No637 {

	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int[]a=new int[5];
		for(int i=0;i<5;i++) 
			a[i]=Integer.parseInt(sc.next());
		System.out.println(getNum(a));

	}
	
	public static int getNum(int[] a) {
		int x=0;
		for(int i=0;i<5;i++) 
			if((a[i]%3==0)&&(a[i]%5==0))
				x=x+8;
			else if(a[i]%3==0) 
				x=x+4;
			else if(a[i]%5==0)
				x=x+4;
			else {
				String b=Integer.toString(a[i]);
				x=x+b.length();
			}
		return x;
		}

}