HashMaps

import java.util.HashMap;
import java.util.Map;

class Java{
    public static void main(String args[]){
            //Create HashMap
            HashMap<String,Integer> items = new HashMap<String, Integer>();
            items.put("Sword", 200);
            items.put("Shield", 150);
            items.put("Armor", 500);

            //Print the value of Sword
            System.out.println(items.get("Sword"));

            //Loop through HashMap and return the values
            for(Integer value : items.values()){
                System.out.println(value);
            }

            //Loop through HashMap and return the key sets
            for(String key : items.keySet()){
                System.out.println(key);
            }

            //Loop through HashMap and return the key and value
            for(Map.Entry<String, Integer> entry : items.entrySet()){
                System.out.println(entry.getKey() + ": " + entry.getValue());
            }
    }
}