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import java.time.LocalDate;import java.time.LocalDateTime; public class lianxi { public static void main(String[] args){ LocalDate d = LocalDate.of(19 阅读全文
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import java.util.*;public class lianxi { public static void main(String[] args){ Calendar c = Calendar.getInstance(); int a = c.get(Calendar.HOUR_OF_D 阅读全文
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import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;//分解文件public class DatagramPacket1 { public static void main 阅读全文
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public class Homework21 { public static void main(String[] args) { Random rand = new Random(); Scanner sc = new Scanner(System.in); int num = rand.nex 阅读全文
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public class Homework{ public static void main(String[]args){ String a = "ja456va p5465hp java458script <div>465</div>"; Pattern s = Pattern.compile(" 阅读全文
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public class Homework { public static void main (String[]args){ String a = "<div><h3>hello</h3></div><p><div>ok</div></p><div>hello333</div>"; Pattern 阅读全文
