u010969626的博客

package test; public class stirngtest { public static void main(String args[]){ char a[][]=new char[21][21]; String str=new String("www.runoob.com"); System.out.println("ddd"); System.out.println(str.toCharArray()); .

Java线程的两种创建方式 注意 runnable接口的时候需要新建Thread类 package com.company; public class Thread1 implements Runnable { @Override public void run() { System.out.println("hello"); } publi...

Java求最小值 import java.io.IOException; import java.util.Scanner; public class Main { public static void main(String[] args) throws IOException { Scanner in=new Scanner(System.i...

package com.company; public class B implements Cloneable { public void hello(){ System.out.println("hello from B"); } protected Object clone() throws CloneNotSupportedException ...

package com.company; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in=new Scanner(System.in); System.out.println(System.getPro...