#include "bits/stdc++.h"
using namespace std;
using ll = long long; using pii = pair<int, int>;
const int MOD = (int)1e9 + 7, INF = (1 << 27); const ll INFLL = (1LL << 55);
#define FOR(i,a,b) for(int (i)=(a);i<(int)(b);i++)
#define rep(i,n) FOR(i,0,n)
template<typename T, typename U> inline void chmax(T &x, U y) { if (x < y) x = y; }
template<typename T, typename U> inline void chmin(T &x, U y) { if (x > y) x = y; }


int main() {
    int a[5];
    rep(i, 5) scanf("%d", &a[i]);
    int ans = 0;
    rep(i, 5) {
        if (a[i] % 15 == 0) ans += 8;
        else if (a[i] % 5 == 0 || a[i] % 3 == 0) ans += 4;
        else ans += to_string(a[i]).size();
    }
    printf("%d\n", ans);
    return 0;
}