isSorted(testArr, n) ? "✓" : "✗");
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，推荐阅读搜狗输入法2026获取更多信息
更重要的是，一旦贴上防窥膜，就像是戴上了紧箍的孙悟空一样没法取下来了——，详情可参考搜狗输入法2026
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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.
· 杨勇 · 来源：tutorial资讯