#include <bits/stdc++.h>

using namespace std;

#define REP(i,n) for(int i=0; i<(int)(n); i++)

int solve() {
  string s;
  cin >> s;
  string x = "good";
  string y = "problem";
  
  int ret = s.length();
  REP (i, s.length()) for (int j = i + 4; j + 7 <= s.length(); j++) {
    int tmp = 0;
    REP (k, 4) if (s[i+k] != x[k]) ++tmp;
    REP (k, 7) if (s[j+k] != y[k]) ++tmp;
    ret = min(ret, tmp);
  }
  return ret;
}

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  int t;
  cin >> t;
  REP (i, t) {
    cout << solve() << endl;
  }
  
  return 0;
}