#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

inline int hamming_distance(const string& a, const string& b) {
  int res = 0;
  for (int i = 0; i < a.size(); i++) {
    if (a[i] != b[i]) res++;
  }
  return res;
}

int main() {
  int t;
  cin >> t;
  const string a = "good";
  const string b = "problem";
  while (t--) {
    string s;
    cin >> s;
    int ans = 1e9;
    for (int pos1 = 0; pos1 + a.size() <= s.size(); pos1++) {
      for (int pos2 = pos1 + a.size(); pos2 + b.size() <= s.size(); pos2++) {
        string u = s;
        rep(i, a.size()) u[pos1 + i] = a[i];
        rep(i, b.size()) u[pos2 + i] = b[i];
        ans = min(ans, hamming_distance(s, u));
      }
    }
    cout << ans << endl;
  }
  return 0;
}