instruction:
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.
question:
muJzhcAdqZXkwikZCqJFJlORuTK, MDOEjkwikZCqJFJlORHqttBMB
answer:
muJzhcAdqZXcfijjkkloqrwzuTK, MDOEjcfijjkkloqrwzHqttBMB


question:
mfNJeACPgv, vRmwJeACiAwN
answer:
mfNacejPgv, vRmwacejiAwN


question:
xjyrSBQJkVtNxFQzgTV, vpBQJkVtNxUzbClqE
answer:

xjyrSbjknqtvxFQzgTV, vpbjknqtvxUzbClqE


