#include<stdio.h>
#include<string.h>
int main()
{
int tc,c,i,flag=0;
scanf("%d",&tc);
for(c=0;c<=tc;c++)
{
char str[100];
char *string;
string=gets(str);
for(i=0;i<=strlen(string);i++)
{
if(*(string+i)=='A'||*(string+i)=='D'||*(string+i)=='O'||*(string+i)=='P'||*(string+i)=='R'||*(string+i)=='Q')
flag++;
else if(*(string+i)=='B')
flag=flag+2;
}
printf("%d\n",flag);
flag=0;
}
return 0;
}
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