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May_the_Force_be_with_U

#1 Created at ... [Delete] [Delete and Lock User] 
def is_palindrome(n):
    a, b = n, 0
    while a >= 1:
        b = b * 10 + (a % 10) 
        a //= 10 
    if b == n:
        return n

金葛城

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

a//=10 是什么意思？

小小辉太狼24

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

a//=10 等效于 a = a//10

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