def ham(s1, s2):
    res = 0
    for c1,c2 in zip(s1, s2):
        if c1 != c2:
            res += 1
    return res

t = int(input())
for _ in range(t):
    s = str(input())
    n = len(s)
    ans = 11
    for i in range(n):
        u = s[i:i+4]
        temp1 = ham(u, 'good')
        for j in range(i+4, n-6):
            v = s[j:j+7]
            temp2 = ham(v, 'problem')
            ans = min(ans, temp1+temp2)
    print(ans)