In this task you will be given a string and you should find the longest substring that is a palindrome. A palindrome is a string that is the same backwards as it is forwards. If the shortest possible palindrome is length 1 you should return the first character.
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Question: ihhhhhiirrhr

Answer: ihhhhhi


Question: ppidipiddpp

Answer: pidip


Question: ewkekeweeweeee

Answer:
eweewe