#include 
     
      #include 
      
       using namespace std;bool islower(char ch){    if (ch >= 'a' && ch <= 'z')        return true;    return false;}bool isUpper(char ch){    if (ch >= 'A' && ch <= 'Z')        return true;    return false;}int main(){    int T;    char ch;    int y, sum = 0;    cin >> T;    while (T--)    {                cin >> ch >> y;        sum = y;        if (islower(ch))        {            sum = sum - ( ch - 'a'+ 1 );        }        else        {            sum = sum + (ch - 'A' + 1);        }        cout << sum << endl;    }    return 0;}