#include
using namespace std;
char a[100];
bool one(char a)
{
if(a=='A' || a=='D' || a=='O' || a=='P' || a=='Q')
{
return true;
}
else
return false;
}
bool two(char a)
{
if(a=='B')
return true;
else
return false;
}
int main()
{
int x;
int count;
cin>>x;
for(int i=0;i<x;++i)
{
count=0;
cin>>a;
for(int i=0;a[i]!='\0';++i)
{
if(one(a[i]))
{ ++count;
continue;
}
else if(two(a[i]))
{
count=count+2;
continue;
}
}
cout<<count<<"\n";
}
return 0;
}