#include<stdio.h>
int main()
{
char str[100];
int i,n,j;
scanf("%d",&n);
fflush(stdin);
int count[n];
for(i=0;i<n;i++)
{
count[i]=0;
gets(str);
fflush(stdin);
for(j=0;str[j]!='\0';j++)
{
if(str[j]=='A')
count[i]=count[i]+1;
if(str[j]=='B')
count[i]=count[i]+2;
if(str[j]=='D')
count[i]=count[i]+1;
if(str[j]=='R')
count[i]=count[i]+1;
if(str[j]=='O')
count[i]=count[i]+1;
if(str[j]=='P')
count[i]=count[i]+1;
if(str[j]=='Q')
count[i]=count[i]+1;
}
}
for(i=0;i<n;i++)
printf("%d\n",count[i]);
return 0;
}