#include<iostream>
using namespace std;
int getMatchCount(string a, string b)
{
    int num;
    num = 0;
    for (int i = 0; i < a.length() - b.length() + 1; ++i)
    {
        if (a.compare(i, b.length(), b, 0, b.length()) == 0) // comapre function
        {
            num = num + 1;
        }
        else
        {
            continue;
        }
    }
    return num;
}
 
 
int main()
{
    int x = getMatchCount("sisisisisisisisis", "si");
    cout << x << endl;
}