In this task, you are given two strings A, B. Find the longest common substring in the strings A and B.
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Question: andNlOdIcQMyZvc, vCMENolkslOdIcQMyZJtCFo

Answer: lOdIcQMyZ


Question: lMRuEThD, wqQRuEKp

Answer: RuE


Question: aGMPbrMskmZoTel, MsbrMskmZoTpEk

Answer:
brMskmZoT