【单选题】The output from the following code is __________. java.util.ArrayList list = new java.util.ArrayList(); list.add("New York"); java.util.ArrayList list1 = (java.util.ArrayList )(list.clone()); list.add...
【简答题】以下程序运行的结果是(): ArrayList list = new ArrayList(); ArrayList list1 = new ArrayList(); ArrayList list2 = new ArrayList(); list1.add(1); list1.add(2); list2.add(1); ...