wordgood = 'good'
wordproblem = 'problem'

T = int(raw_input())
for i in range(0, T):
	S = raw_input()
	min = len(S)+1
	for i in range(0, len(S)-10):
		goodcnt = 0
		for j in range(0, 4):
			if S[i+j] != wordgood[j]: goodcnt += 1
		for j in range(i+4, len(S)-6):
			problemcnt = 0
			for k in range(0, 7):
				if S[j+k] != wordproblem[k]: problemcnt += 1
			if goodcnt + problemcnt < min: min = goodcnt + problemcnt
	print min