How to Parallel Replace Substring in SAS - Code Snippet

* Task: Parallel Replace Substring
* Language: SAS

%macro parallel_replace_substring() 
    * Implementation for Parallel Replace Substring
    %let result = ...; * Initialize variable
    * TODO: Implement core logic here
    * Step 1: Prepare data
    * Step 2: Process Parallel Replace Substring
    %put("Done");
%mend;