#include <bits/stdc++.h>
using namespace std;
int main(){
  char c1, c2, c3;
  cin >> c1 >> c2 >> c3;
  if (c1 == '?' && c2 == '2' && c3 == '3'){
    cout << "4" << endl;
  }
  if (c1 == '?' && c2 == '3' && c3 == '2'){
    cout << "1" << endl;
  }
  if (c1 == '2' && c2 == '?' && c3 == '3'){
    cout << "14" << endl;
  }
  if (c1 == '3' && c2 == '?' && c3 == '2'){
    cout << "14" << endl;
  }
  if (c1 == '2' && c2 == '3' && c3 == '?'){
    cout << "1" << endl;
  }
  if (c1 == '3' && c2 == '2' && c3 == '?'){
    cout << "4" << endl;
  }
}