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.
--------
Question: icciicuicici

Answer: icici


Question: nxoonnnoonnooxo

Answer: oonnnoo


Question: fjjttjjtffjttft

Answer:
jjttjj