#include <iostream>
#include <string>
#include <cstring>
using namespace std;
#define N 110
int d[2][N];
int n;
string s;

int u(int a, string t, int l){
	int r = 0;
	for(int i = 0; i < l; i++)
		r += (s[a+i]!=t[i]);
	return r;
}

int main(){
	int T;
	cin>>T;
	while(T--){
		cin>>s;
		//memset(d, 0, sizeof(d));
		n = s.size();
		for(int i = 0; i <= n-4; i++)
			d[0][i] = u(i, "good", 4);
		for(int i = 0; i <= n-7; i++)
			d[1][i] = u(i, "problem", 7);
		int res = 9999;
		for(int i = 0; i < n; i++)
			for(int j = i+4; j <= n-7; j++)
				res = min(res, d[0][i]+d[1][j]);
		cout<<res<<endl;
	}
	return 0;
}