package main

import . "fmt"

func main() {
	var c int
	for i:=0;i<5;i++ {
		var a int
		Scan(&a)
		switch {
			case a%15==0:
			c+=8
			case a%3==0,a%5==0:
			c+=4
			default:
			c+=len(Sprint(a))
			
		}
	}
	Println(c)
}