What is not optimized in this code ?

Правка en1, от Philosophi, 2025-05-02 09:09:34

Hi everyone, I am recently solving this problem and my code is here. Can anyone tell me why i can not pass the 9th test ? thank you so much !!!

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en1 Английский Philosophi 2025-05-02 09:09:34 289 Initial revision (published)