#include <iostream>
using namespace std;

int main() {
    int grounds[] = {1, 3, 3, 7, 9, 9, 9, 9, 11, 11, 11, 12, 14}; 
    int size = sizeof(grounds) / sizeof(grounds[0]);
    int item = 9; 

    int count = 0; 
    for (int i = 0; i < size; i++) {
        if (grounds[i] == item) { 
            count++; 
        }
    }

    cout << count;

    return 0;
}