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

sdGIVJPsWWszKPCGk, ghRJPsWWszKcJUg
JPsWWszK

YRLHFm, odLHCI
LH

WOUoXoFbb, DXHoXoRCE

oXo