Java, Data Structures, Arraylist, Set, Hashmap.
to get a set of entries from the map. You can then iterate over the entries and add them to the list. Example: Map<String, Integer> map = new HashMap<>(); map.put("foo", 1); map.put("bar", 2); map.put("baz", 3); List<Map.Entry<String, Integer>> list = new ArrayList<>(map.entrySet()); 6. Converting