If calculated position already contains a number then decrement the column by 2 and increment the row by 1. If anytime row position becomes -1 and column becomes n, switch it to (0,n-2) Example - ...

%stop_submission; Drop columns where the column sum equals zero sql sas r and python multi-language SOLUTIONS 1 sas sql 2 r sql a. hardcoded b. dynamic (sql arrays - handles all variables with prefix ...