Answer Posted / sai

ArrayList list = new ArrayList();
list.add("a");
list.add("b");
list.add("a");
list.add("c");
list.add("b");
HashSet set = new HashSet(list);
list.clear();
list.addAll(set);
System.out.println("ArrayList : ");
for (Object data : list) {
System.out.println(data);

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