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Solution: Flipping an Image

Explore how to flip and invert a binary image represented by an n by n matrix using bitwise manipulation. Learn to optimize the solution by combining flipping and inverting in a single iteration using XOR operations, improving performance without extra space.

Statement

Given that an image is represented by an (n×n)(n \times n) matrix containing 00s and 11s, flip and invert the image, and return the resultant image.

Horizontally flipping an image means that the mirror image of the matrix should be returned. Flipping [1,0,0][1, 0, 0] horizontally results in [0,0,1][0, 0, 1].

Inverting an image means that every 00 ...