Download Gray Code.py
class Solution(object): def grayCode(self, n): """ :type n: int :rtype: List[int] """ # https://leetcode.com/discuss/86617/6-line-java-solution-very-concise res =  for i in range(n): for j in reversed(range(len(res))): res.append(res[j] + (1 << i)) return res # def count_one(self, num): # count = 0 # while num: # num &= (num - 1) # count += 1 # return count if __name__ == "__main__": s = Solution() print s.grayCode(2)
Leetcode 089 Gray Code problem solution in python3 with explanation. This is the best place to expand your knowledge and get prepared for your next interview.
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