#include <iostream>
#include <cstring>
using namespace std;
int main() {
int n, contor = 0;
char sir[101];
char curent[101];
cin >> n;
cin >> sir;
for (int i = 0; i < n; i++) {
cin >> curent;
char *p = strstr(curent, sir);
if (p != 0) {
++contor;
}
}
cout << contor;
}
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