WORKSPAN Hiring | On-Campus OA (2022) | Lucky Numbers in a Matrix

Problem: Lucky Numbers in a Matrix Given an m × n matrix, return all lucky numbers. A lucky number is an element that is: Minimum in its row Maximum in its column Example Input matrix = [  [3,7,8],  [9,11,13],  [15,16,17] ] Output [15] Explanation Row minimums = 3, 9, 15 Column maximums = 15, 16, 17 Only 15 satisfies both conditions.