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直接反转

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dear_na_baby

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-- coding:utf-8 --

def is_palindrome(n): x=n #原始数 op_num = 0 while n: op_num = op_num *10 + n % 10 n = n//10 return x==op_num

output = filter(is_palindrome, range(1, 1000)) print('1~1000:', list(output)) if list(filter(is_palindrome, range(1, 200))) == [1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 101, 111, 121, 131, 141, 151, 161, 171, 181, 191]: print('测试成功!') else: print('测试失败!')


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