Type F sockets are basic in many countries. You can find them in most European countries, Russia or South Korea.
Type C or "Europlug" sockets are used at former British and French colonies, apart from Europe.
The electric current in Hungary is of 230 V and 50 Hz.
If you need an adapter for your electric devices, it is recommended to get one at home or at an international airport, because at Hungarian hardware stores you will most likely only find adapters intended for Hungarian people to take abroad.