参见跟踪：学习Java语言（Java& trade; Tutorials） [ ^ ]。请先做一些自己的研究工作。

See Trail: Learning the Java Language (The Java™ Tutorials)[^]. Please make a bit more effort to do your own research first.

让我们尝试一点点增益。该解决方案位于整数 文档页面 [ ^ ]，现在轮到你了：找到它。

Let's try to play alittle gain. The soulution is in the integer documentation page[^], now it is your turn: find it.