ArrayList<String> list = new ArrayList<>();
list.add("apple");
list.add("banana");
list.add("cherry");
for (String fruit : list) {
System.out.println(fruit);
}
LinkedList<String> list = new LinkedList<>();
list.add("apple");
list.add("banana");
list.add("cherry");
for (String fruit : list) {
System.out.println(fruit);
}
HashMap<String, Integer> map = new HashMap<>();
map.put("apple", 1);
map.put("banana", 2);
map.put("cherry", 3);
for (String key : map.keySet()) {
System.out.println(key + ": " + map.get(key));
}
