4ms C++ code, easy reading


  • 0
    A
    class Solution {
    public:
        uint32_t reverseBits(uint32_t n) {
            uint32_t ans = 0;
            for (int i = 0; i < 32; i++) {
                if (n == 0) break;
                ans += pow(2,31-i) * (n%2);
                n = n/2;
            }
            return ans;
        }
    };

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