Leetcode 562. Longest Line of Consecutive One in Matrix

Given a binary matrix, return the length of the longest consecutive line of 1s appearing horizontally, vertically, diagonally, or anti-diagonally. Typical solutions scan the matrix while maintaining counts for the four directions per cell (DP/directional accumulation) to achieve O(mn) time.

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Leetcode 562. Longest Line of Consecutive One in Matrix

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