#include <iostream>
#include <vector>
#include <string>

using namespace std;

const string GOOD = "good";
const string PROBLEM = "problem";

int main() {
	int T;
	cin >> T;
	vector<string> S(T);
	for (int i = 0; i < T; ++i) {
		cin >> S[i];
	}

	for (int i = 0; i < T; ++i) {
		int min = 99999;
		for (int j = 0; j <= S[i].length() - 11; ++j) {
			int goodCount = 0;
			for (int k = 0; k < 4; ++k) {
				if (S[i][j + k] != GOOD[k]) {
					++goodCount;
				}
			}
			for (int j2 = j + 4; j2 <= S[i].length() - 7; ++j2) {
				int problemCount = 0;
				for (int k = 0; k < 7; ++k) {
					if (S[i][j2 + k] != PROBLEM[k]) {
						++problemCount;
					}
				}
				int sum = goodCount + problemCount;
				if (sum < min) {
					min = sum;
				}
			}
		}
		cout << min << endl;
	}

	getchar();
	getchar();
}