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作业

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static List<Message> process(List<Message> received) {    // TODO: 按sequence去除重复消息    ArrayList<Message> list = new ArrayList<>();    SortedSet<Message> set = new TreeSet<>(Comparator.comparingInt(m -> m.sequence));    set.addAll(received);    list.addAll(set);    return list;}

static List<Message> process(List<Message> received) {
     // TODO: 按sequence去除重复消息
ArrayList<Message> list = new ArrayList<>();
SortedSet<Message> set = new TreeSet<>(Comparator.comparingInt(m -> m.sequence));
set.addAll(received);
list.addAll(set);
return list;
}


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