#include <iostream>
using namespace std;
int main(){
int a,b,c,d,e,f;
int A=0;
int B=0;
cin>>a;
cin>>b;
cin>>c;
cin>>d;
cin>>e;
cin>>f;
if(a==d){
A=A+1;
}if(a==e||a==f){
B=B+1;
}if(b==e){
A=A+1;
}if(b==d||b==f){
B=B+1;
}if(c==f){
A=A+1;
}if(c==d||c==e){
B=B+1;
}
cout<<A<<"A"<<B<<"B";
}
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