import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int T = scan.nextInt();
		int []ans = new int[T];
		char []c1 = {'g', 'o', 'o', 'd'};
		char []c2 = {'p', 'r', 'o', 'b', 'l', 'e', 'm'};

		int min1 = 4;
		int min2 = 6;

		for(int i = 0; i < T; i++) {
			String s = scan.next();
			int index1 = s.indexOf("good");
			int index2 = s.indexOf("problem");
			if(index1 != -1 && index1 < index2) {
				ans[i] = 0;
			}else {
				int []cost1 = new int[s.length()];
				int []cost2 = new int[s.length()];
				int min = 7;
				//System.out.println(s.length());
				for(int j = s.length() - 7; j >= 4; j--) {
					int cnt2 = 0;
					for(int k = 0; k <= 6; k++) {
						char t1 = s.charAt(j + k);
						if(t1 != c2[k]) {
							cnt2++;
						}
					}
					if(min > cnt2) {
						min = cnt2;
					}
					//System.out.println(min);
					cost2[j] = min;
				}
				for(int j = 0; j < s.length() - 10; j++) {
					int cnt1 = 0;
					for(int k = 0; k < 4; k++) {
						char t1 = s.charAt(j + k);
						if(t1 != c1[k]) {
							cnt1++;
						}
					}
					cost1[j] = cnt1;
				}
				int cost = 11;
				for(int j = 0; j < s.length() - 10; j++) {
					int t = cost1[j] + cost2[j + 4];
					if(t < cost) {
						cost = t;
					}

				}
				ans[i] = cost;
			}
		}
		for(int i = 0; i < T; i++) {
			System.out.println(ans[i]);
		}
	}
}