Java Collections.reverseOrder()

For the problem [QUALPREL]. I have the following two solutions in Java:

Accepted Wrong Answer

First solution simple algorithm to reverse the array. Whereas, second solution Java inbuild Collections.reverseOrder() method to reverse sort the array.

I am not sure why the second one is giving me wrong answer. Can someone help me clearify the problem? Thanks in advance

Problem Link:

QUALPREL

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