#include <iostream>
#include <algorithm>
#include <vector>
#include <set>
#include <numeric>
using namespace std;
typedef long long int ll;

int main(){
	char x,y,z; cin >> x >> y >> z;
	if(x=='?'||z=='?'){
		if(y=='3')cout << 1 << endl;
		else cout << 4 << endl;
	}
	if(y=='?'){
		cout << 14 << endl;
	}
}