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.

[Q]: UCYSPdszc, qsYSPdfl
[A]: UCdpsyszc, qsdpsyfl


[Q]: HgQcHMpYpnwbegODfA, scnWnMpYpnwbJrEct
[A]: HgQcHbmnppwyegODfA, scnWnbmnppwyJrEct


[Q]: VGWhYcmUxcuxuwDtxXAGzofaoJMAaHXuFWaLEyKkAJT, bZhAUwYmjZMGzofaoJMAaHXuFWaLEyKrsdroJhsNavsZyXOvRj
[A]:
VGWhYcmUxcuxuwDtxXAaaaaeffghjklmoouwxyzkAJT, bZhAUwYmjZMaaaaeffghjklmoouwxyzrsdroJhsNavsZyXOvRj