Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

· · 来源：hk资讯

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The original plan was to fly around the Moon for the Artemis II mission, which is currently scheduled for April, and then attempt a lunar landing with Artemis III in 2028.，更多细节参见旺商聊官方下载

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* 时间复杂度: O(n²) 空间复杂度: O(1) 稳定: ✗，这一点在safew官方版本下载中也有详细论述

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Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04