import java.io.*;
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        char[] GOOD = "good".toCharArray();
        char[] PROBLEM = "problem".toCharArray();
        int n = sc.nextInt();
        StringBuilder sb = new StringBuilder();
        while (n-- > 0) {
            char[] values = sc.next().toCharArray();
            int[] goods = getDPLeft(GOOD, values);
            int[] problems = getDPRight(PROBLEM, values);
            int min = Integer.MAX_VALUE;
            for (int i = 0; i + 4 < values.length; i++) {
                min = Math.min(min, goods[i] + problems[i + 4]);
            }
            sb.append(min).append("\n");
        }
        System.out.print(sb);
    }
    
    static int[] getDPLeft(char[] target, char[] base) {
        int[] dp = getDP(target, base);
        for (int i = 1; i < dp.length; i++) {
            dp[i] = Math.min(dp[i], dp[i - 1]);
        }
        return dp;
    }
    
    static int[] getDPRight(char[] target, char[] base) {
        int[] dp = getDP(target, base);
        for (int i = dp.length - 1; i > 0; i--) {
            dp[i - 1] = Math.min(dp[i - 1], dp[i]);
        }
        return dp;
    }
    
    static int[] getDP(char[] target, char[] base) {
        int[] dp = new int[base.length];
        Arrays.fill(dp, Integer.MAX_VALUE / 2);
        for (int i = 0; i + target.length <= base.length; i++) {
            dp[i] = 0;
            for (int j = 0; j < target.length; j++) {
                if (target[j] != base[i + j]) {
                    dp[i]++;
                }
            }
        }
        return dp;
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}