Tallest and shortest among group of 10000 men

Computer Science Level 3

10000 men are arranged in an array of 100 rows and 100 columns according to their heights.

Tallest among each row of all are asked to come out. And the shortest among them is A.

Similarly after resuming them to their original positions, the shortest among each column are asked to come out. And the tallest among them is B.

Now who is taller A or B?


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