提供 数据结构与算法题目 的平台是LintCode，参考链接是：http://www.lintcode.com/zh-cn/

问题描述：

参考代码：

public class Rectangle {

/*

* Define two public attributes width and height of type int.

*/

// write your code here

public int width;

public int height;

/*

* Define a constructor which expects two parameters width and height here.

*/

// write your code here

Rectangle(int width , int height){

this.width = width;

this.height = height;

}

/*

* Define a public method `getArea` which can calculate the area of the

* rectangle and return.

*/

// write your code here

public int getArea(){

return this.width * this.height;

}

}

结果与评价：