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Solution: The K Weakest Rows in a Matrix

Explore how to find the k weakest rows in a binary matrix using a combination of modified binary search and max-heap. Understand how to count soldiers efficiently in each row and prioritize rows by strength and index. This lesson helps you implement an optimal solution balancing time and space complexity.

Statement

You are given an m×nm \times n binary matrix of 11’s (representing soldiers) and 00’s (representing civilians). The soldiers are positioned in front of the civilians, i.e., all the  ...