import java.io.*;
public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int end = Integer.valueOf(br.readLine());
        int start = 0;
        int sum = 0;
        int score = 0;
        while(start != end) {
            String s = br.readLine();
            for(int i = 0; i < s.length(); i++) {
                if(s.charAt(i) == 'O') score++;
                else score = 0;
                sum += score;
                }
            System.out.println(sum);
            sum = 0;
            start++;
        }
    }
}

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NQpPT1hYT1hYT09PCk9PWFhPT1hYT08KT1hPWE9YT1hPWE9YT1gKT09PT09PT09PTwpPT09PWE9PT09YT09PT1g=

5
OOXXOXXOOO
OOXXOOXXOO
OXOXOXOXOXOXOX
OOOOOOOOOO
OOOOXOOOOXOOOOX