#include <iostream>
#include <cstring>
using namespace std;
int main() {
// your code goes here
int a;
char str[100];
cin>>a;
while (a--) {
cin>>str;
int x=0;
for(int i=0; i<strlen(str); i++) {
if (str[i]=='A') x=x+1;
else if (str[i]=='D') x=x+1;
else if (str[i]=='O') x=x+1;
else if (str[i]=='P') x=x+1;
else if (str[i]=='Q') x=x+1;
else if (str[i]=='R') x=x+1;
else if (str[i]=='B') x=x+2;
else x=x+0;
}
cout<<x<<endl;
}
return 0;
}
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