#include <bits/stdc++.h>
#include "bits/stdc++.h"
#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <string>
#include <sstream>
#include <cmath>
#include <stack>
#include <queue>
#include <cctype>
#include <stdio.h>
#include <map>
#include <unordered_map>
#include <string.h>
#include <utility>

typedef long long ll;
const int INF = 1e8;

#define rep(i,n) for(ll i=0;i<(ll)(n);i++)
using namespace std;

typedef pair<int, int> P;

int int_to_string(int x){
	stringstream ss;
	ss<<x;
	string sum;
	sum =ss.str();
	return  sum.length();
}

int calc(int x){

	int s=0;
	if(x %3 ==0 && x %5 ==0){
		 s=8;
	}else if (x %3 ==0 && x %5 !=0) {
		s =4;
	}else if (x% 3 !=0 && x%5 ==0) {
		s =4;
	}else {
		s = int_to_string(x);
	}
	return s;
}


int main() {

	int n=0;

	int ans =0;
	for(int i=0; i<5; i++){
	cin>>n;

	 ans +=calc(n);
	}

	cout<<ans<<endl;

	return 0;
}