- /* in the following code, USD = dollar sign */
- data long;
- array arr USD a b c d e f;
- set test;
- do over arr;
- a_f = arr;
- output;
- end;
- keep code a_f;
- run;
- proc sql;
- create table want as
- select code, count(distinct a_f) as n
- from long
- group by code;
- quit;


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