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:
PeafXUommCnBLFKaWamFWgaprflxiUbocMKIWeASODe, iCTlTEyoQwplilMxkqyiUommCnBLFKaWamFWgaprLaWdMI
answer:
PeafXaaabcffgklmmmnopruwwflxiUbocMKIWeASODe, iCTlTEyoQwplilMxkqyiaaabcffgklmmmnopruwwLaWdMI


question:
uLSGlkwIV, qNBGlkuMK
answer:
uLSgklwIV, qNBgkluMK


question:
ArWFPKABkwsArrLjuhhDIFaAWGYIcgzQRFLxOBYBoKRXFwW, JKctvZiLOhPLjuhhDIFaAWGYIcgzQRFUXw
answer:

ArWFPKABkwsArraacdffgghhiijlqruwyzLxOBYBoKRXFwW, JKctvZiLOhPaacdffgghhiijlqruwyzUXw