#include <math.h>
#include <ctype.h>
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, n) for (int i = a; i < n; i++)
#define REP(i, n) for(int i = 0; i < n; i++)
struct omt{omt(){ios::sync_with_stdio(false);cin.tie(0);}}star;

int main(){
    char C[3];
    REP(i, 3) cin >> C[i];

    int ans;
    if(C[0] == '?'){
        if(C[1] == '2') ans = 4;
        else ans = 1;
    }else if(C[1] == '?'){
        ans = 14;
    }else if(C[2] == '?'){
        if(C[1] == '2') ans = 4;
        else ans = 1;
    }
    cout << ans << endl;


    return 0;
}