20 lines
341 B
C++

#include <bits/stdc++.h>
using namespace std;
class Solution {
public:
uint32_t reverseBits(uint32_t n) {
uint32_t result = 0;
for (int i = 0; i < 32; i++) {
result <<= 1;
if (n & 1) {
result |= 1;
}
n >>= 1;
}
return result;
}
};