#include <bits/stdc++.h>   using namespace std;   int main() {     string a;     cin >> a;     if (a[1] ==  8  || a[1] ==  1 ) {       if (a[0] ==  a  || a[0] ==  h )         cout << 3 << endl;       else         cout << 5 << endl;       return 0;     }     if (a[0] ==  a  || a[0] ==  h )       cout << 5 << endl;     else       cout << 8 << endl;   }   