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

Q: EOacPYivmmUlYenynBqAwx, MoZWMOeXmUlYenynBEendWg

A: mUlYenynB
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Q: TizkNtJUPHfhmGQ, enzehVkNtJUPHunpG

A: kNtJUPH
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Q: TDPYOnjfAdVhnAwPJKzQpp, rXsGjfAdVhnAwPbvBA

A:
jfAdVhnAwP
****