def is_palindrome(n): return str(n)==str(n)[::-1]
读入第n个数,str(n)将数字转成字符串,str(n)[::-1]将数字转成字符串并逆序,然后两者对比,如果相同则判断是回文,返回true,filter采纳,否则filter抛弃
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Mc麦子_专炸潘多拉
读入第n个数,str(n)将数字转成字符串,str(n)[::-1]将数字转成字符串并逆序,然后两者对比,如果相同则判断是回文,返回true,filter采纳,否则filter抛弃