package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func main() {
	var a int
	a = nextInt()
	for i := 0; i < a; i++ {
		solve()
	}
}

func solve() {
	var s string
	s = next()
	s_len := len(s)
	cost := 100
	p_cost := 0

	// "problem"のdiff()を計算しておく
	diff_p := make([]int, s_len)
	for j:=0; j<s_len-6; j++{
		diff_p[j] = diff(s[j:j+7], "problem")
	}


	for j := 0; j < s_len; j++ {
		if j >= 7 {
			if s[j-7:j] == "problem" {
				p_cost++
			}
		}
		for k := j + 4; k < s_len-6; k++ {
			cost = min(cost, diff(s[j:j+4], "good")+diff_p[k]+p_cost)
		}
	}
	fmt.Println(cost)
}

func min(x, y int) int {
	if x > y {
		x = y
	}
	return x
}

func diff(s1, s2 string) int {
	c := 0
	for i := 0; i < len(s1); i++ {
		if s1[i] != s2[i] {
			c++
		}
	}
	return c
}


var s = bufio.NewScanner(os.Stdin)

func next() string {
	s.Split(bufio.ScanWords)
	s.Scan()
	return s.Text()
}

func nextInt() int {
	i, e := strconv.Atoi(next())
	if e != nil {
		panic(e)
	}
	return i
}