1. 创建公共类
![](https://box.kancloud.cn/ac61a1e0c4d9961442683f1a2d979079_613x637.png)
修改:
* public
选项:
* public static void main(String[] args)
* Generate comments
2. 查看目录
![](https://box.kancloud.cn/93239a05e373978a8dabab8267f439e1_1920x1040.png)
3. 编写程序
~~~
/**
*
*/
package helloword_01;
/**
* @author Administrator
*
*/
public class Add {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
int i = 5;
int j = 10;
System.out.println(i+j);
}
}
~~~
4. 运行程序
![](https://box.kancloud.cn/7b3f973987130bcdce5c52c28c66c165_1916x1040.png)