How to perform 'Async Reduce Array' in SAS.
* Task: Async Reduce Array
* Language: SAS
%macro async_reduce_array()
* Implementation for Async Reduce Array
%let result = ...; * Initialize variable
* TODO: Implement core logic here
* Step 1: Prepare data
* Step 2: Process Async Reduce Array
%put("Done");
%mend;