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

Q: uZSRkFDHsGXNMaggxUn, lTrQKKpsGXNMaggEdSrEX

A: sGXNMagg
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Q: MSxTzCpiJAplpzSvLlNJS, oScCpiJAplpNVrqkn

A: CpiJAplp
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Q: XorFVxhmNjraFW, edxhmNjKKnUi

A:
xhmNj
****