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计算复杂性的美在于它能够根据问题的固有难度对问题进行分类。
The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.
Success is not final, failure is not fatal: It is the courage to continue that counts.
挑战是伪装的机遇——只要你愿意仔细观察。
障碍越大,克服它的荣耀就越大。
Don't think about starting. Just start.