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: NsLTstAckaUwcfKWePRvWT, eWLySSCbkTstAckaUwcfKWePRvUgvOYzO

SOLUTION: NsLaaccefkkprsttuvwwWT, eWLySSCbkaaccefkkprsttuvwwUgvOYzO

PROBLEM: TIpQznENlqaEBCxDdjUFHTyPsBNjIOfLqbuiqmGoryR, wWLGfdslScAlaGhTejUFHTyPsBNjIOfLqbueAvwg

SOLUTION: TIpQznENlqaEBCxDdbbffhijjlnopqstuuyiqmGoryR, wWLGfdslScAlaGhTebbffhijjlnopqstuuyeAvwg

PROBLEM: fAgQxqUkSzfdU, opQxqUkSzfkp

SOLUTION:
fAgfkqqsuxzdU, opfkqqsuxzkp