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交作业

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Afternoon Tea

#1 Created at ... [Delete] [Delete and Lock User]

def is_palindrome(n):

    return str(n)==str(n)[::-1]

切片 对所有元素以-1的步长输出 就可以实现反转

茂吉

#2 Created at ... [Delete] [Delete and Lock User]

厉害了 一行

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