Run ❯
Get your
own Java
server
×
Change Orientation
Change Theme, Dark/Light
Go to Spaces
import java.util.HashMap; public class Main { public static void main(String[] args) { HashMap
capitalCities = new HashMap
(); capitalCities.put("England", "London"); capitalCities.put("Germany", "Berlin"); capitalCities.put("Norway", "Oslo"); capitalCities.put("USA", "Washington DC"); HashMap
moreCities = new HashMap
(); moreCities.put("Canada", "Ottawa"); moreCities.put("Japan", "Tokyo"); capitalCities.putAll(moreCities); System.out.println(capitalCities); } }
{Canada=Ottawa, USA=Washington DC, Norway=Oslo, Japan=Tokyo, England=London, Germany=Berlin}