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190. Reverse Bits 反转二进制
Reverse bits of a given 32 bits unsigned integer.
For example, given input 43261596 (represented in binary as 00000010100101000001111010011100), return 964176192 (represented in binary as 00111001011110000010100101000000).
Follow up:
If this function is called many times, how would you optimize it?
Related problem: Reverse Integer
Credits:
Special thanks to @ts for adding this problem and creating all test cases.
将一个32位整型转成二进制后，反转，再转换回10进制
1 2 3 4 5 6 | class Solution: # @param n, an integer # @return an integer def reverseBits(self, n): reBin = ‘{0:b}‘.format(n).zfill(32)[::-1] return int(reBin, 2) |
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190. Reverse Bits 反转二进制
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