#include<iostream>
#include<stdio.h>
using namespace std;
char b[100]; using namespace std;
int main()
{ int a,t=0,c[40],s; cin>>a;
do { s=0; scanf("%s",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; }
c[t]=s; t++; }while(t<a);
for(int J=0;J<a;J++) cout<<c[J]<<endl;
return(0);
}
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