using System;
using System.Collections.Generic;
using System.Linq;

class Program
{
    static string InputPattern = "Input4";

    static List<string> GetInputList()
    {
        var WillReturn = new List<string>();

        if (InputPattern == "Input1") {
            WillReturn.Add("3");
            WillReturn.Add("veryverygoodproblem");
            WillReturn.Add("goodexcellentproblems");
            WillReturn.Add("problemgood");
            //0
            //0
            //10
        }
        else if (InputPattern == "Input2") {
            WillReturn.Add("2");
            WillReturn.Add("goodproblem");
            WillReturn.Add("agdddekproblemsdl");
            //0
            //2
        }
        else if (InputPattern == "Input3") {
            WillReturn.Add("9");
            WillReturn.Add("geodaaaproblem");
            WillReturn.Add("goodproblen");
            WillReturn.Add("badendlessprobrem");
            WillReturn.Add("podpdpprrobleem");
            WillReturn.Add("problemgoodprobremgood");
            WillReturn.Add("smallproblem");
            WillReturn.Add("proproprefurohobbyhobby");
            WillReturn.Add("gooeproblemd");
            WillReturn.Add("itisproblemcoolgoodproblem");
            //1
            //1
            //4
            //5
            //2
            //4
            //8
            //1
            //1
        }
        else {
            string wkStr;
            while ((wkStr = Console.ReadLine()) != null) WillReturn.Add(wkStr);
        }
        return WillReturn;
    }

    static void Main()
    {
        var sw = System.Diagnostics.Stopwatch.StartNew();

        List<string> InputList = GetInputList();
        string[] SArr = InputList.Skip(1).ToArray();

        Array.ForEach(SArr, X => DeriveCost(X));
    }

    //GoodProblemに変換する際の最小コストを求める
    static void DeriveCost(string pBeforeStr)
    {
        //problemという文字列のmの添字の配列を作成
        DeriveProblemIndMArr(pBeforeStr);

        //Goodに変換するコストのDict
        var CostGoodDict = DeriveNeedCostDict(pBeforeStr, "good");

        //Problemに変換するコストの配列
        var CostProblemDict = DeriveNeedCostDict(pBeforeStr, "problem");

        int MinCost = int.MaxValue;
        foreach (var EachPair1 in CostGoodDict) {
            foreach (var EachPair2 in CostProblemDict) {
                if (EachPair1.Value + 3 >= EachPair2.Value) continue;
                int CurrCost = EachPair1.Key + EachPair2.Key;
                if (MinCost > CurrCost)
                    MinCost = CurrCost;
            }
        }
        Console.WriteLine(MinCost);
    }

    //problemという文字列のmの添字の配列を作成
    static int[] ProblemIndMArr;
    static void DeriveProblemIndMArr(string pBeforeStr)
    {
        var wkList = new List<int>();

        int StaInd = 0;
        int wkInd = -1;
        while ((wkInd = pBeforeStr.IndexOf("problem", StaInd)) > -1) {
            StaInd = wkInd + "problem".Length;
            wkList.Add(StaInd - 1);
            if (StaInd > pBeforeStr.Length - 1) break;
        }
        ProblemIndMArr = wkList.ToArray();
    }

    //指定文字列の各Indから指定文字列に変換する際のコストのDictを返す
    static Dictionary<int, int> DeriveNeedCostDict(string pBeforeStr, string pNeedStr)
    {
        var WillReturnDict = new Dictionary<int, int>();

        for (int I = 0; I <= pBeforeStr.Length - 1; I++) {
            if (I + pNeedStr.Length > pBeforeStr.Length)
                break;
            int Cost = 0;
            for (int J = 0; J <= pNeedStr.Length - 1; J++) {
                if (pNeedStr[J] != pBeforeStr[I + J])
                    Cost++;
            }
            //goodなら最左を優先
            if (pNeedStr == "good") {
                //左にあるproblemを破壊するコストがかかる
                Cost += ProblemIndMArr.Count(X => X < I);

                if (WillReturnDict.ContainsKey(Cost))
                    continue;
                WillReturnDict.Add(Cost, I);
            }
            //Problemなら最右を優先
            if (pNeedStr == "problem") {
                WillReturnDict[Cost] = I;
            }
        }
        return WillReturnDict;
    }
}