#include <iostream>
#include <string>
using namespace std;
#define FOR(i,s,e) for(int i = (s);i <= (e);i++)


int N;
string S;

const string good = "good";
const string problem = "problem";
int main()
{
	cin >> N;
	FOR(cou,0,N - 1)
	{
		cin >> S;
		
		int min_ = 20;

		FOR(i,0,S.size() - 11)
		{
			int temp = 0;
			FOR(k,0,3)
			{
				if(S[i + k] != good[k]) temp++;
			}
			FOR(j,i + 4,S.size() - 7)
			{
				int temp2 = temp;
				FOR(k,0,6)
				{
					if(S[j + k] != problem[k]) temp2++;
				}
				min_ = min(min_,temp2);
			}
		}
		cout << min_ << endl;
	}

	return 0;
}