LeetCodeOJ_190_Reverse Bits

答题链接

题目:

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

Tags Bit Manipulation

Similar Problems (E) Number of 1 Bits

分析:

无

代码：

class Solution {
public:
uint32_t reverseBits(uint32_t n) {
uint32_t m=0;
for(int i=0;i<32;i++)
{
m=m*2+n%2;
n=n/2;
}
return m;
}
};

结果：

总结：

无