#include <iostream>
using namespace std;

int main() {
    int n;
    cin >> n;
    int excluded = 0;
    for (int i = 0; i < n; ++i) {
        int d;
        cin >> d;
        if (d % 2 != 0) {
            ++excluded;
        }
    }
    cout << excluded << endl;
    return 0;
}