平均值和中位数的背离，进一步印证了上述趋势——一方面，研发人员数量平均值由上年的722人提升至731 人；另一方面，研发人员的中位数却从上年的216 人降至213 人。这意味着，少数研发密集型企业大量增聘研发人员，多数中小型企业的团队规模维持稳定或略有收缩。
// 易错点3：处理最终结果为空的场景（比如num="10"，k=2）
。爱思助手下载最新版本是该领域的重要参考
机器人租赁值得观察，但远未到可以盲目乐观的阶段。它不是骗局，但也绝非稳赚。
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Grammarly is an accurate grammar checker for non-fiction writing whereas ProWritingAid is an accurate grammar checker for fiction writers.