t=int(input())
a=list('good')
b=list('problem')

for _ in range(t):
    s=list(input())
    n=len(s)
    ans=11
    for i in range(n-10):
        a0=s[i:i+4]
        tmpa=sum([0 if a[l]==a0[l] else 1 for l in range(4)])
        for j in range(i+4, n-6):
            b0=s[j:j+7]
            tmpb=sum([0 if b[l]==b0[l] else 1 for l in range(7)])
            ans=min(ans, tmpa+tmpb)
    print(ans)