#include <bits/stdc++.h>

using namespace std;


int f(int n) {
    int res = to_string(n).length();;

    if (n % 3 == 0 and n % 5 == 0) {
        res = 8; // "FizzBuzz"
    } else if (n % 3 == 0 or n % 5 == 0) {
        res = 4; // "Fizz", "Buzz"
    }
    return res;
}


int main() {
    int ans = 0;
    for (int i = 0; i < 5; ++i) {
        int a;
        cin >> a;
        ans += f(a);
    }

    cout << ans << endl;
    return 0;
}