#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <iostream>
#include <istream>
#include <iterator>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>
#include <tuple>
#include <iomanip>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
//typedef pair<ll, ll> P;
#define rep(i, n) for(ll i = 0; i < (n); i++)
#define revrep(i, n) for(ll i = (n)-1; i >= 0; i--)
#define pb push_back
#define f first
#define s second
#define chmin(x, y) x = min(x, y);
#define chmax(x, y) x = max(x, y);
/*
ll max(ll a, ll b){return (a > b) ? a : b;}
ll min(ll a, ll b){return (a < b) ? a : b;}
ll max3(ll a, ll b, ll c){return max(a, max(b, c));};
ll min3(ll a, ll b, ll c){return min(a, min(b, c));};
ll max4(ll a, ll b, ll c, ll d){return max(max(a, b), min(c, d));};
ll min4(ll a, ll b, ll c, ll d){return min(min(a, b), min(c, d));};
ll max5(ll a, ll b, ll c, ll d, ll e){return max(max(a, b), max3(c, d, e));};
ll min5(ll a, ll b, ll c, ll d, ll e){return min(min(a, b), min3(c, d, e));};
*/
const ll INFL = 1LL << 60;//10^18 = 2^60
//const int INF = 1 << 30;//10^9
const ll INF = INFL;
ll MOD = 1000000007;
//ll MOD = 998244353;

vector<ll> dy = {0, -1, 0, 1, 1, 1, -1, -1, 0};
vector<ll> dx = {1, 0, -1, 0, 1, -1, 1, -1, 0};

void pres(double A, ll x = 10){cout << fixed << setprecision(x) << A << endl;}
//デバッグ
void BinarySay(ll x, ll y = 60){rep(i, y) cout << (x>>(y-1-i) & 1); cout << endl;}
ll get_bit(ll x){return __builtin_popcountll(x);}

ll pow_long(ll x, ll k){
  ll res = 1;
  while(k > 0){
    if(k % 2) res *= x;
    x *= x;
    k /= 2;
  }
  return res;
}

ll pow_mod(ll x, ll k){
  ll res = 1;
  while(k > 0){
    if(k % 2){
      res *= x; res %= MOD;
    }
    x *= x; x %= MOD;
    k /= 2;
  }
  return res;
}

ll inverse(ll x){return pow_mod(x, MOD - 2);};

ll gcd(ll a, ll b){
    if(b == 0) return a;
    return gcd(b, a % b);
}

ll lcm(ll x, ll y){return x / gcd(x, y) * y;};

ll kai_mod(ll x){
  if(x == 0) return 1;
  return x * kai_mod(x-1) % MOD;
}

//約数の列挙O(√n)
vector<ll> divisor(ll n){
    vector<ll> res(0);
    for(ll i = 1; i * i <= n; i++){
        if(n % i == 0){
            res.push_back(i);
            if(i != n/i) res.push_back(n/i);
        }
    }
    sort(res.begin(), res.end());
    return res;
}

//素因数列挙
vector<ll> MakePrimeList(ll x) {
    vector<ll> res;
    for(ll k=2; k*k<=x; k++) {
        if(x % k == 0) {
            res.pb(k);
            while(x % k == 0) x /= k;
        }
    }
    if(x > 1) res.push_back(x);
    return res;
}



//コンビネーション
const int MAXcomb = 2000100;
ll fac[MAXcomb], finv[MAXcomb], inv[MAXcomb];
//facはn!,finvは1/n!
//invは逆元
void COMinit(){
    fac[0] = fac[1] = 1;
    finv[0] = finv[1] = 1;
    inv[1] = 1;
    for(int i = 2; i < MAXcomb; i++){
        fac[i] = fac[i-1] * i % MOD;
        inv[i] = MOD - inv[MOD%i] * (MOD/i) % MOD;
        finv[i] = finv[i-1] * inv[i] % MOD;
    }
}
ll comb(int n, int k){
    if(n < k) return 0;
    if(n < 0 || k < 0) return 0;
    return fac[n] * finv[k] % MOD * finv[n-k] % MOD;
}
ll disit(ll x){
  ll res = 0;
  while(x){
    res++;
    x /= 10;
  }
  return res;
}


//Union Find
const ll MAX_V = 1000010;

ll par[MAX_V];//
ll Rank[MAX_V];
ll child[MAX_V];

void init_UF(vector<bool> ok){
  for(ll i = 0; i < ok.size(); i++){
    par[i] = i;
    Rank[i] = 1;
    if(ok[i]) child[i] = 1;
  }
}

ll find(ll x){
  if(par[x] == x) return x;
  else{
    return par[x] = find(par[x]);
  }
}

bool same(ll x, ll y){
  return find(x) == find(y);
}

bool unite(ll x, ll y){
  ll rx = find(x), ry = find(y);
  if(rx == ry){
    return 0;
  }
  if(rx != ry){
    if(Rank[rx] >= Rank[ry]){
      par[ry] = rx;
      if(Rank[rx] == Rank[ry]) Rank[rx]++;
      child[rx] += child[ry];
    }else{
      par[rx] = ry;
      child[ry] += child[rx];
    }
  }
  return 1;
}

struct RollingHash{
  string S;
  ll sl;//Sのサイズ
  vector<ll> hashed, power;
  ll base = 998244353;
  ll MOD = 1000000007;
  void getS(string S){
    S = S;
    sl = S.size();
    hashed.resize(sl + 1, 0);
    power.resize(sl + 1);
    power[0] = 1;
    rep(i, sl){
      power[i+1] = power[i] * base % MOD;
      hashed[i+1] = (hashed[i] * base % MOD + S[i]) % MOD;
    }
  }

  ll getHash(ll l, ll r){//[l, r)
    ll res = ((hashed[r] - hashed[l] * power[r-l] % MOD) % MOD + MOD) % MOD;
    return res;
  }

  //使ったことない
  ll connect(ll hash1, ll hash2, ll hash2size){
    ll res = (hash1 * power[hash2size] + hash2) % MOD;
    return res;
  }
};

void solve(){
  string tmpS, S, T;
  cin >> tmpS >> T;
  while(S.size() < T.size()){
    S += tmpS;
  }
  vector<bool> ok(S.size(), 0);
  RollingHash RS, RT;
  RS.getS(S + S);
  RT.getS(T);
  ll hash_of_T = RT.getHash(0, T.size());
  rep(i, S.size()){
    if(RS.getHash(i, i+T.size()) == hash_of_T){
      ok[i] = 1;
    }
  }
  init_UF(ok);
  rep(i, S.size()){
    if(ok[i] && ok[(i+T.size()) % S.size()]){
      if(same(i, (i+T.size()) % S.size())){
        cout << -1 << endl;
        return;
      }
      unite(i, (i+T.size()) % S.size());
    }
  }
  ll ans = 0;
  rep(i, S.size()){
    ans = max(ans, child[find(i)]);
  }
  cout << ans << endl;
}

int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  solve();
}


Measured memory_bytes: 66424