CREATE TABLE table_name_38 (asts INT, pos VARCHAR, rebs VARCHAR)

What is the highest number of assists for players that are f/c and have under 13 rebounds?
SELECT MAX(asts) FROM table_name_38 WHERE pos = "f/c" AND rebs < 13
SELECT MAX("asts") FROM "table_name_38" WHERE "f/c" = "pos" AND "rebs" < 13