算法－第四版－练习1.2.4解答

String string1 = "Hello";
String string2 = string1;
string1 = "world";
StdOut.println(string1);
StdOut.println(string2);

/**
* Description :
* Author      : mn@furzoom.com
* Date        : Sep 26, 2016 4:00:38 PM
* Copyright (c) 2013-2016, http://furzoom.com All Rights Reserved.
*/
package com.furzoom.lab.algs.ch102;

import edu.princeton.cs.algs4.StdOut;

/**
* ClassName    : E10204 <br>
* Function     : TODO ADD FUNCTION. <br>
* date         : Sep 26, 2016 4:00:38 PM <br>
*
* @version
*/
public class E10204
{
public static void main(String[] args)
{
String string1 = "Hello";
String string2 = string1;
string1 = "world";
StdOut.println(string1);
StdOut.println(string2);
}
}

world
Hello