//#define NDEBUG
#include <cstddef>
#include <cstdint>
#include <iostream>
#include <vector>

namespace n91 {

using i8 = std::int_fast8_t;
using i32 = std::int_fast32_t;
using i64 = std::int_fast64_t;
using u8 = std::uint_fast8_t;
using u32 = std::uint_fast32_t;
using u64 = std::uint_fast64_t;
using isize = std::ptrdiff_t;
using usize = std::size_t;

constexpr usize operator"" _z(unsigned long long x) noexcept {
  return static_cast<usize>(x);
}

class rep {
  const usize f, l;

public:
  class itr {
    friend rep;
    usize i;
    constexpr itr(const usize x) noexcept : i(x) {}

  public:
    void operator++() noexcept { ++i; }
    constexpr usize operator*() const noexcept { return i; }
    constexpr bool operator!=(const itr x) const noexcept { return i != x.i; }
  };
  constexpr rep(const usize first, const usize last) noexcept
      : f(first), l(last) {}
  constexpr itr begin() const noexcept { return itr(f); }
  constexpr itr end() const noexcept { return itr(l); }
};
class revrep {
  const usize f, l;

public:
  class itr {
    friend revrep;
    usize i;
    constexpr itr(usize x) noexcept : i(x) {}

  public:
    void operator++() noexcept { --i; }
    constexpr usize operator*() const noexcept { return i; }
    constexpr bool operator!=(const itr x) const noexcept { return i != x.i; }
  };
  constexpr revrep(usize first, usize last) noexcept : f(--first), l(--last) {}
  constexpr itr begin() const noexcept { return itr(l); }
  constexpr itr end() const noexcept { return itr(f); }
};
template <class T> using vec_alias = std::vector<T>;
template <class T> auto md_vec(const usize n, const T &value) {
  return std::vector<T>(n, value);
}
template <class... Args> auto md_vec(const usize n, Args... args) {
  return std::vector<decltype(md_vec(args...))>(n, md_vec(args...));
}
template <class T> constexpr T difference(const T &a, const T &b) {
  return a < b ? b - a : a - b;
}
template <class T> T scan() {
  T ret;
  std::cin >> ret;
  return ret;
}

} // namespace n91

#include <algorithm>
#include <array>
#include <iostream>
#include <string>
#include <utility>

namespace n91 {

template <u64 Mod, u64 Base> class rolling_hash {
  std::vector<u64> suf, pow;

public:
  explicit rolling_hash(std::string s)
      : suf(s.size() + 1_z), pow(s.size() + 1_z) {
    suf.back() = static_cast<u64>(0);
    for (usize i = s.size(); i;) {
      --i;
      suf[i] = (suf[i + 1_z] * Base + static_cast<u64>(s[i] - 'a')) % Mod;
    }
    pow[0_z] = static_cast<u64>(1);
    for (usize i = 0_z; i != s.size(); ++i) {
      pow[i + 1_z] = pow[i] * Base % Mod;
    }
  }

  u64 operator()(const usize l, const usize r) const {
    return (suf[l] + Mod - suf[r] * pow[r - l] % Mod) % Mod;
  }
};

void main_() {
  using hash = rolling_hash<1000000007, 62479294>;
  auto s = scan<std::string>();
  const auto t = scan<std::string>();
  const usize m = t.size();
  while (s.size() < m) {
    s = s + s;
  }
  const usize n = s.size();
  s = s + s;
  const hash sh(s);
  const u64 th = hash(t)(0_z, m);
  std::vector<usize> next(n, n), prev(n, n);
  for (const auto i : rep(0_z, n)) {
    if (sh(i, i + m) == th) {
      next[i] = (i + m) % n;
      prev[next[i]] = i;
    }
  }
  usize r_cnt = 0_z;
  usize ans = 0_z;
  for (const auto i : rep(0_z, n)) {
    if (prev[i] == n) {
      ++r_cnt;
      usize count = 0_z;
      usize v = next[i];
      while (v != n) {
        ++r_cnt;
        v = next[v];
        ++count;
      }
      ans = std::max(ans, count);
    }
  }
  if (r_cnt == n) {
    std::cout << ans << std::endl;
  } else {
    std::cout << "-1" << std::endl;
  }
}

} // namespace n91

int main() {
  n91::main_();
  return 0;
}


Measured memory_bytes: 50076