ebat

int main(void) {
    srand(time(NULL));
    int arr[50] = { 0 };
    int summ = 0;
    for (int i = 0; i < sizeof(arr) / sizeof(int); i++) {
        arr[i] = rand() % 0xFF;
    }

    for (int i = 0; i < sizeof(arr) / sizeof(int); i++)
        if (arr[i] > 0)
            summ += arr[i];

    (summ % 2 == 0) ? printf("%d: %s", summ, "schetnoe") : printf("%d: %s", summ, "nechetnoe");
    return 0;
}