摘要：
package PJH; public abstract class Person { private String name; private int age; public String getName() { return name; } public void setName(String 阅读全文
摘要：
package PJH; public abstract class A { private String name; public A(String name) { this.name=name; } public String getName() { return this.name; } pu 阅读全文
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package PJH; public class StaticDemo05 { public static void main(String args[]) { new StaticDemo05().fun() ; } public void fun() { System.out.println("Hello World!!!")... 阅读全文
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package pjh1; public class A { public int id; public String name; public int age; public String city; public String introduce() { return "我的ID是" + id 阅读全文
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3-1import java.util.Scanner; public class Hua01 { public static void main(String[] args) { int number1=(int)(System.currentTimeMillis()%10); int number2=(int)(System.curren... 阅读全文
摘要：
class York01 { public static void main(String[] args) { System.out.println("5+5="+5+5); } } class York02 { public static void main(String[] args) { int a=3,b... 阅读全文
摘要：
public class F{ public static void main(String[] args) { long l=123456789012345l; System.out.println(l); } } public class G{ public static void main(String[] args) { ... 阅读全文
