Support the Guardian: theguardian.com/sciencepod
重复遍历数组，比较相邻元素，如果顺序错误就交换
。safew官方版本下载对此有专业解读
better: as a consumer-facing device, ATMs became part of the brand image of the
Supports the critical but underfunded open source projects that conventional models miss.
，更多细节参见Safew下载
Why was Trump's son-in-law Jared Kushner part of the bid?。关于这个话题，同城约会提供了深入分析
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