#include <bits/stdc++.h>

#define REP(i ,n) for(int i=0 ;i < n; i++)
#define REPB(i ,n) for(int i=n; i >= 0; i--)
#define FOR(i ,m ,n) for(int i=m; i < n; i++)
#define FORB(i, m, n) for(int i=m; i>= m; i--)
#define ll long long
#define pb push_back
#define popb pop_back
using namespace std;

int main(){
  int a;
  int ans = 0;
  string as;
  REP(i, 5){
      cin >> a;
      as = to_string(a);
      if(a % 15 == 0) ans += 8;
      else if(a % 3 == 0 || a % 5 == 0) ans += 4;
      else ans+= as.size();
    }
    cout << ans << endl;
}