S = input()
T = input()

n = len(T)
ans = 0
if T in S and n > 1:
    i = 0
    while i <= len(S)-n:
        cnt = 0
        for j in range(n):
            if S[i+j] == T[j]:
                cnt += 1
        if cnt == n:
            ans += 1
            i += n-1
        else:
            i += 1
elif T in S and n == 1:
    ans = -1

print(ans)