[백준] 8958: OX퀴즈

8958번: OX퀴즈

#include <iostream>
#include <string>
using namespace std;

int main() {
	ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);

	int t; cin >> t; cin.ignore();
	while (t--) {
		string str; getline(cin, str); str += "\n";
		int cnt = 0;
		int score = 0;
		for (size_t i = 0; i < str.size(); i++) {
			if (str[i] == 'O') {
				++cnt;
				score += cnt;
			}
			else if (str[i] == 'X' || str[i] == '\n') {
				cnt = 0;
			}
		}
		cout << score << "\n";
	}

	return 0;
}