/* Peter Atechian
Mass Academy
Senior 3 Division

ACSL 3
*/

#include <iostream>
#include <string>
#include <sstream>
#include <vector>
#include <locale>
using namespace std;

template <class T>
inline string tostring (const T& t) {
stringstream ss;
ss << t;
return ss.str();
}

template <class T>
inline double toreal (const T& t) {
stringstream ss;
ss << t;
double d;
ss >> d;
return d;
}

template <class T>
inline int toint (const T& t) {
stringstream ss;
ss << t;
int d;
ss >> d;
return d;
}

inline string cleanstring(const string str) {
string n = "";
for(int i=0;i<str.size();i++){
if(isalnum(str[i])){
n.push_back(str[i]);
}
}
return n;
}

int main(){
bool player = true;//True for A, false for B
int field[14];//0 is A, 13 is B
field[0] = 0;
field[13] = 0;
for(int i=1; i<13;i++){
field[i] = 4;
}
for(int count=0;count<5;count++){
string str1, str2;
cin >> str1 >> str2;
str1 = cleanstring(str1);
str2 = cleanstring(str2);
int c = toint(str1);
bool done = false;
while(!done){
int s = field[c];
field[c] = 0;
while(s>0){
if(c==12){
if(player){
c = 1;
} else {
c = 13;
}
} else if(c==13){
c = 1;
} else if(c==6){
if(player){
c = 0;
} else {
c = 7;
}
} else if(c==0){
c = 7;
} else {
c++;
}
field[c]++;
s--;
}
if(c==0 || c==13 || field[c]==1 || field[c]==4){
done = true;
}
}
if(str2=="A"){
cout << field[0] << endl;
} else if(str2=="B"){
cout << field[13] << endl;
} else {
cout << field[toint(str2)] << endl;
}
player = !player;
}
while(true){
cin.get();
}
return 0;
}