#include <bits/stdc++.h> using namespace std; const int INF = 1 << 20; const string good = "good"; const string problem = "problem"; vector<int> countDiff(const string& S, const string& target){ const int n = S.size(); const int m = target.size(); vector<int> res(n, INF); for(int i=0;i<=n-m;i++){ int diff = 0; for(int j=0;j<m;j++){ if(S[i+j] != target[j]){ ++diff; } } res[i] = diff; } return res; } int solve(const string& S){ const int n = S.size(); const auto goodDiff = countDiff(S, good); const auto problemDiff = countDiff(S, problem); auto afterProblem = problemDiff; for(int i=n-2;i>=0;i--){ afterProblem[i] = min(afterProblem[i+1], afterProblem[i]); } vector<int> mustDelete(n, 0); for(int i=0;i<n;i++){ if(goodDiff[i] == 0){ ++mustDelete[i+good.size()-1]; } if(problemDiff[i] == 0){ ++mustDelete[i+problem.size()-1]; } } for(int i=1;i<n;i++){ mustDelete[i] += mustDelete[i-1]; } int res = INF; for(int i=0;i<n;i++){ if(i + good.size() + problem.size() > n){ break; } int cost = goodDiff[i]; if(i - 1 >= 0){ cost += mustDelete[i-1]; } cost += afterProblem[i+good.size()]; res = min(res, cost); } return res; } int main(){ int T; cin >> T; while(T--){ string S; cin >> S; cout << solve(S) << endl; } return 0; }