Function reverseBits

reverse_bits_190/solution.go:3–15

(num uint32)

package reverse_bits_190

func reverseBits(num uint32) uint32 {
	var res uint32
	for i := 0; i < 32; i++ {
		res <<= 1

		// num & 1 gives last digit of num
		res |= num & 1

		num >>= 1
	}

	return res
}