using System;
using System.IO;
using System.Linq;
using System.Text;
using System.Collections.Generic;
using System.Diagnostics;
using System.Numerics;
using Enu = System.Linq.Enumerable;

class Program
{
    static readonly string A = "good", B = "problem";

    public void Solve()
    {
        int T = Reader.Int();
        var S = Reader.StringArray(T);
        Array.ForEach(S, s => Console.WriteLine(Calc(s)));
    }

    private int Calc(string S)
    {
        int N = S.Length;
        var sumB = new int[N];
        for (int i = B.Length; i < N; i++)
        {
            sumB[i] = sumB[i - 1];
            if (S.Substring(i - B.Length, B.Length) == B) sumB[i]++;
        }
        var minAmoves = new int[N];
        for (int i = 0; i + A.Length <= N; i++)
        {
            minAmoves[i] = sumB[i] + Enu.Range(0, A.Length).Count(d => S[i + d] != A[d]);
            if (i > 0) minAmoves[i] = Math.Min(minAmoves[i], minAmoves[i - 1]);
        }
        int ans = N;
        for (int i = A.Length; i + B.Length <= N; i++)
        {
            int count = Enu.Range(0, B.Length).Count(d => S[i + d] != B[d]);
            ans = Math.Min(ans, count + minAmoves[i - A.Length]);
        }

        return ans;
    }
}


class Entry { static void Main() { new Program().Solve(); } }
class Reader
{
    private static TextReader reader = Console.In;
    private static readonly char[] separator = { ' ' };
    private static readonly StringSplitOptions op = StringSplitOptions.RemoveEmptyEntries;
    private static string[] A = new string[0];
    private static int i;
    private static void Init() { A = new string[0]; }
    public static void Set(TextReader r) { reader = r; Init(); }
    public static void Set(string file) { reader = new StreamReader(file); Init(); }
    public static bool HasNext() { return CheckNext(); }
    public static string String() { return Next(); }
    public static int Int() { return int.Parse(Next()); }
    public static long Long() { return long.Parse(Next()); }
    public static double Double() { return double.Parse(Next()); }
    public static int[] IntLine() { return Array.ConvertAll(Split(Line()), int.Parse); }
    public static int[] IntArray(int N) { return Enu.Range(0, N).Select(i => Int()).ToArray(); }
    public static int[][] IntTable(int H) { return Enu.Range(0, H).Select(i => IntLine()).ToArray(); }
    public static string[] StringArray(int N) { return Enu.Range(0, N).Select(i => Next()).ToArray(); }
    public static string Line() { return reader.ReadLine().Trim(); }
    private static string[] Split(string s) { return s.Split(separator, op); }
    private static string Next() { CheckNext(); return A[i++]; }
    private static bool CheckNext()
    {
        if (i < A.Length) return true;
        string line = reader.ReadLine();
        if (line == null) return false;
        if (line == "") return CheckNext();
        A = Split(line);
        i = 0;
        return true;
    }
}