#include<iostream>
#include<stdio.h>
using namespace std;
int main()
{
int a,t=0,c[40],s; cin>>a;
char b[100];
do {
s=0;
cin>>b;
for(int i=0;b[i]!='\0';i++)
{
if(b[i]=='A'||b[i]=='D'||b[i]=='O'||b[i]=='P'||b[i]=='R'||b[i]=='Q')
s+=1;
if(b[i]=='B')
s+=2;
}
//cout<<s<<endl;
c[t]=s;
t++;
}while(t<a);
for(int J=0;J<a;J++) cout<<c[J]<<endl;
return(0);
}
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