def goodploblem(string):
    len_s = len(string)
    good = [ 0 for i in range(len_s) ]
    plobrem = [ 0 for i in range(len_s) ]
    
    for i in range(len_s-10):
        
        good[i] =  judge(string[i:i+4],"good")
    for i in range(4,len_s-6):
        
        plobrem[i] =  judge(string[i:i+7],"problem")

    ans = 11
    for i in range(len_s-10):

        ans =  min(ans,(good[i]+min(plobrem[i+4:len_s-6])))

    return ans

def judge(instr,target):
    s = 0
    t = len(target)
    for i in range(t):
        if target[i] == instr[i]:
            s += 1
    return t-s

n = int(input())

for i in range(n):
    print(goodploblem(input()))