#include <bits/stdc++.h>

using namespace std;

int main() {
    char a, b, c;
    cin >> a >> b >> c;

    map<char, int> mp;
    mp['2'] = 4;
    mp['3'] = 1;
    mp['?'] = 14;

    cout << mp[b] << endl;
    return 0;
}