#include <iostream>
#include <algorithm>
#include <vector>
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
#define repR(i, n) for(int i = (n) - 1; i > -1; i--)
#define rep1(i, n) for(int i = 1; i < (int)(n + 1); i++)
#define rep1R(i, n) for(int i = (n); i > 0; i--)
using namespace std;

int main() {
  int a[5];
  cin >> a[0] >> a[1] >> a[2] >> a[3] >> a[4];
  int sum = 0;
  rep(i, 5) {
    if (a[i] % 5 == 0 && a[i] % 3 == 0) sum += 8;
    else if (a[i] % 3 == 0 || a[i] % 5 == 0) sum += 4;
    else sum += to_string(a[i]).length();
  }
  cout << sum << endl;
  return 0;
}