Here are some other ways to say hello, depending on the context:
* Доброго ранку (Dobroho ranku) - Good morning
* Доброго дня (Dobroho dnya) - Good day (used from noon to evening)
* Доброго вечора (Dobroho vechora) - Good evening
* Здрастуйте (Zdravstvuyte) - This is a more formal greeting, similar to "Good day" in English.
It's worth noting that Ukrainians are generally quite friendly and welcoming, so don't be afraid to use any of these greetings!