#include <bits/stdc++.h>
#define int long long 
using namespace std;

signed main() {

int A;
int ans = 0;
for( int i=0; i < 5; i++ ){
cin >> A;
if( A%3 == 0 && A%5 == 0 ) ans += 8;
else if(A%3 == 0 || A%5 == 0 ) ans += 4;
else{
string S = to_string(A);
ans += S.size();
}
}

cout << ans << endl;




}