Write a program that merges two strings S1 and S2 using indexed addressing and LOOP instruction in such a pattern that after execution of your code, string S3 would become A5C3E1. The data is given in the data segment below.
.data
S1 BYTE "ABCDEF", 0
S2 BYTE "123456", 0
S3 BYTE SIZEOF S1 DUP(0)
; in assembly language