学过日语的朋友麻烦帮我翻一下这个java编程题，谢谢了！
大家帮我翻一下这个java题目，我用google翻译出来的看不懂，拜托了
先谢谢大家！！！
[img]http://dl.iteye.com/upload/attachment/470691/668f16b0-4e9b-3165-ac45-e57f5f75791d.jpg[/img]
![http://dl.iteye.com/upload/attachment/470691/668f16b0-4e9b-3165-ac45-e57f5f75791d.jpg[/img]](http://dl.iteye.com/upload/attachment/470691/668f16b0-4e9b-3165-ac45-e57f5f75791d.jpg%5B/img%5D){kind=link}
翻译的不好，请多见谅！
大家帮我翻一下这个java题目，我用google翻译出来的看不懂，拜托了
先谢谢大家！！！
[img]http://dl.iteye.com/upload/attachment/470691/668f16b0-4e9b-3165-ac45-e57f5f75791d.jpg[/img]
翻译的不好，请多见谅！