190. Reverse Bits Leetcode Python

Reverse bits of a given 32 bits unsigned integer.

For example, given input 43261596 (represented in binary as00000010100101000001111010011100), return 964176192 (represented in binary as00111001011110000010100101000000).

Follow up:If this function is called many times, how would you optimize it?

Related problem:Reverse Integer

class Solution:# @param n, an integer# @return an integerdef reverseBits(self, n):str='{0:032b}'.format(n)str=str[::-1]return int(str,2)

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