#include <algorithm>
#include <cmath>
#include <cstdio>
#include <deque>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

using namespace std;

typedef long long ll;

#define MOD 1000000007

int main() {
  int ans = 0;
  for (int i = 0; i < 5; ++i) {
    int a;
    cin >> a;
    if (a % 3 == 0 && a % 5 == 0) {
      ans += 8;
    } else if (a % 3 == 0 || a % 5 == 0) {
      ans += 4;
    } else {
      ans += to_string(a).size();
    }
  }
  cout << ans << endl;
  return 0;
}