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.

Q: zxzzffzzfx

A: zzffzz
****
Q: qqjyjqyqyjj

A: qjyjq
****
Q: aooaadooda

A:
adooda
****