All right. So it's fun, and I got a little bit of applause out of it, which is always nice for me, but I also showed you how to think about it recursively.
好,挺有趣的,我也得到了一点掌声,这让我挺高兴的,但是我想让大家明白,怎么用迭代的思想来解决这个问题。
They're friends of mine. And you know, they've showed them to me and they're really cool,
我的朋友也使用这种电子书阅读器。他们将这些电子书展示给我看,真的很酷,
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