#include "bits/stdc++.h"
using namespace std;
#define print(x) cout<<x<<endl;
#define rep(i,a,b) for(int i=a;i<b;i++)
#define REP(i,a) for(int i=0;i<a;i++)
#define printall(n,array) {for(int i=0;i<n;i++){cout<<array[i]<<" ";}cout<<endl;}
#define U() cout<<endl;
typedef long long ll;
typedef pair<int, int> PI;
typedef pair<int, PI> V;
typedef vector<int> VE;
const ll mod = 1000000007; //10^9+7
 
int main(){
  VE v;
  int V;
  int ans = 0;
  while(cin>>V) v.push_back(V);
  REP(i, 5){
    if(v[i] % 15 == 0){
      ans += 8;
    }else if(v[i] % 3 == 0 || v[i] % 5 == 0) {
      ans += 4;
    }else{
      string s = to_string(v[i]);
      ans += s.length();
    }
  }
  print(ans);
}