#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ul = unsigned long;
using ull = unsigned long long;

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);

	string s, t;
	cin >> s >> t;

    size_t ss=s.size(),st=t.size();
    
    int res{0};
    if (ss < st)
        res = 0;
    else if (st == 1)
    {
        if (s.find(t) != string::npos)
            res = -1;
    }
    else
    {
        size_t pos{0};
        while(pos <= ss - st)
        {
            if (s.substr(pos, st) == t)
            {
                ++res;
                pos += st - 1;
            }
            else
                ++pos;
        }
    }

    cout << res << "\n";

	return 0;
}