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Solution: Toeplitz Matrix

Explore how to verify if a given matrix is a Toeplitz matrix by checking that all diagonals from top-left to bottom-right contain identical elements. Learn a straightforward approach using nested loops to compare elements efficiently, understand its time and space complexity, and apply this technique to matrix problems in Go.

Statement

Given an m×nm \times n matrix, determine whether it is a Toeplitz matrix. Return TRUE if it is, otherwise return FALSE.

A matrix is considered Toeplitz if every diagonal running from the top left to the bottom right contains identical elements. In other words, for every cell matrix[i][j], if both i + 1 and j + 1 are within bounds, then matrix[i][j] must equal matrix[i+1][j+1].

Note:

  • What if the matrix is stored on disk and memory is limited such that you can only load at most one row of the matrix into memory at a time?

  • What if the matrix is so large that you can only load a partial row into memory at once?

Constraints:

  • mm ==== matrix.length

  • ...