package main

import (
	"fmt"
)

func main() {
	var a int
	fmt.Scan(&a)

	for i := 0; i < a; i++ {
		solve()
	}
}

// TODO:fix TLE
func solve() {
	var s string
	fmt.Scanln(&s)
	s_len := len(s)
	cost := 100
	p_cost := 0

	// diff()を計算しておく
	diff_p := make([]int, s_len)
	diff_g := make([]int, s_len)
	for j := 0; j < s_len-6; j++ {
		diff_p[j] = diff(s[j:j+7], "problem")
		diff_g[j] = diff(s[j:j+4], "good")
	}

	// diff_p[]の値をi~の最小値に書き換える
	for i := s_len - 8; i >= 0; i-- {
		diff_p[i] = min(diff_p[i], diff_p[i+1])
	}

	for j := 0; j < s_len-10; j++ {
		if j >= 7 {
			if s[j-7:j] == "problem" {
				p_cost++
			}
		}
		//fmt.Print(diff_g[j],"/",p_cost," ")
		cost = min(cost, diff_g[j]+diff_p[j+4]+p_cost)
	}
	fmt.Println(cost)
	//fmt.Println(diff_g,diff_p)
	return
}

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