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- Map<Object, Object> mapa = new HashMap<Object, Object>();
- Map<Object, Object> mapa = new HashMap();
- Set<Object, Object> mapa = new HashSet<Object, Object>();
- Set<Object, Object> mapa = new HashSet();
- ArrayList<Tipo> lista = new ArrayList<Tipo>();
- List<Tipo> lista = new ArrayList<Tipo>();
- Set<Object, Object> set = new HashSet<Object, Object>();
- Set<Object, Object> set = new HashSet<>();
- Object miLista = new ArrayList<String>();
- public void duplicar(List<Object> lista) {
- if (!lista.isEmpty()) {
- Object obj = lista.get(lista.size() - 1);
- lista.add(obj)
- }
- }
- public void duplicar(ArrayList<Object> lista) {
- if (!lista.isEmpty()) {
- Object obj = lista.get(lista.size() - 1);
- lista.add(obj)
- }
- }
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