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.

Input: Consider Input: KhtYNcwGWmc, viNcwGlHC

Output: KhtYcgnwWmc, vicgnwlHC


Input: Consider Input: OMmoVlnHaNYUuXyARLwAUxr, QNHftAHaNYUuXyARLwAUYNgcz

Output: OMmoVlnaaahlnruuuwxyyxr, QNHftAaaahlnruuuwxyyYNgcz


Input: Consider Input: QtRMKSRaoRRXHPYJkYUs, dlWMsYIaRaoRRXHPYJvBCe


Output: QtRMKSahjoprrrxykYUs, dlWMsYIaahjoprrrxyvBCe