sicily 1324

#include <iostream>
#include <string>
using namespace std;
int main() {
	int T;
	cin >> T;
	string s;
	while(T--) {
		cin >> s;
		int ans = 0;
		int k = 1;
		for(int i = 0; i < s.size(); i++) {
			if(s[i] == 'O') ans += k++;
			else k = 1;
		}
		cout << ans << endl;
	}
	return 0;
}