TASK DEFINITION: In this task, you are given two strings A,B. You must perform the following operations to generate the required output list: (i) Find the longest common substring in the strings A and B, (ii) Convert this substring to all lowercase and sort it alphabetically, (iii) Replace the substring at its respective positions in the two lists with the updated substring.
PROBLEM: oVLeuDhtEhJrKFkjyWPFbINBUEeGnFwaKAwumxDno, NSbuQGhJrKFkjyWPFbINBUEeGnBnt

SOLUTION: oVLeuDhtEbbeeffghijjkknnpruwyFwaKAwumxDno, NSbuQGbbeeffghijjkknnpruwyBnt

PROBLEM: TnQVRqmiXJfvuZilWRckDX, fNzLGDFXJfvuZilWRcUtwKJsB

SOLUTION: TnQVRqmicfijlruvwxzkDX, fNzLGDFcfijlruvwxzUtwKJsB

PROBLEM: RIsUwfaXnkAyrQBVBGjobmzxmdYfaQSyECm, GugBVBGjobmzxmdYfEyTz

SOLUTION:
RIsUwfaXnkAyrQbbbdfgjmmovxyzaQSyECm, GugbbbdfgjmmovxyzEyTz