"Competition can create innovation, but if there's a narrower focus on national interest and on establishing ownership, then you can lose sight of the bigger picture which is exploring the solar system and beyond," he adds.
三年前，我们还默认程序员是一个需要“拼体力”的行业：多写代码、多熬时间、多积累经验。
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Нарастить лысогоПочему борьба с облысением смертельно опасна13 сентября 2016。业内人士推荐91视频作为进阶阅读
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* @param arr 待排序数组