import java.util.Vector;
import java.util.Enumeration;public class EnumerationTester {public static void main(String args[]) {// 创建枚举对象daysEnumeration days;Vector dayNames = new Vector();dayNames.add("Sunday");dayNames.add("Monday");dayNames.add("Tuesday");dayNames.add("Wednesday");dayNames.add("Thursday");dayNames.add("Friday");dayNames.add("Saturday");System.out.println(dayNames);// [Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday]days = dayNames.elements();while (days.hasMoreElements()){System.out.println(days.nextElement());}}
}
import java.util.BitSet;
// BitSet 位向量
public class BitSetDemo {public static void main(Strin
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