# -*- coding:utf-8 -*-

def solve():
	S = raw_input()
	ans = 11
	good = "good"
	problem = "problem"
	for i in xrange(len(S) - 10):
		for j in xrange(i+4,len(S) - 6):
			temp = 0
			for k in xrange(4):
				if S[i+k] != good[k]:
					temp += 1
			for k in xrange(7):
				if S[j+k] != problem[k]:
					temp += 1
			ans = min(ans,temp)
	return ans

if __name__ == "__main__":
	t  = input()
	for i in xrange(t):
		print solve()