832. Flipping an Image - LeetCode Solution

class Solution:
    def flipAndInvertImage(self, A: List[List[int]]) -> List[List[int]]:
        
        for i in range(len(A)):
            A[i].reverse()


        for i in range(len(A)):
            for j in range(len(A[i])):
                if A[i][j] ==0:
                    A[i][j] = 1
                else:
                    A[i][j] = 0



        return A