#include <stdio.h>
#include <iostream>
#include <algorithm>
using namespace std;
int main() {
	int t;
	cin >> t;
	while (t--) {
		string s;
		cin >> s;
		int len = s.length();
		int ans = 0;
		int a = 0, b = 0;
		for (int i = 0 ; i < len ; i++) {
			if (s[i] == '(') {
				a = i;
			}
			if (s[i] == ')') {
				b = i;
				for (int j = a + 1 ; j <= b - 1 ; j++) {
					if (s[j] >= 'a' && s[j] <= 'z') {
						ans++;
					}
				}
			}
		}
		cout << ans << '\n';
	}
	return 0;
}