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: fOvToKb, UYSvToOnT

SOLUTION: fOotvKb, UYSotvOnT

PROBLEM: wSxhiNaqFDbuZPGzcJvyVretmqcXRQDwcYZRDKn, KoZVfmvejGCqQJvyVretmqcXRQDwcYOjckCJEufpuDcen

SOLUTION: wSxhiNaqFDbuZPGzcccdejmqqrrtvvwxyyZRDKn, KoZVfmvejGCqQccdejmqqrrtvvwxyyOjckCJEufpuDcen

PROBLEM: WDPFbUzKIpxbvGaBUC, EmSPBWpzKIpxbvwRKq

SOLUTION:
WDPFbUbikpvxzGaBUC, EmSPBWpbikpvxzwRKq