SUPPERID $=$ strings that are ID $($see below$)$ and that have $$supper$$ as prefix. For example, $$supper$123,$supper$,$supperabc$$ are SUPPERID, but $$supper$\_$ is not SUPPERID because $$supper$\_$ is not an ID

ID $=$ Set of strings that consist of a letter or underscore that is followed by zero or more letters and$/$or digits. For example, $\_,\_11,\_1$a$1$b$$ are IDs, but $\_\_$ and $$a$\_$ are not IDs according to this definition

CRAZYID $=$ Set of strings that consist of an ID followed by $\_$crazy$.$ For example, $$a$\_$crazy$$ is a CRAZYID, but $$a$\_$CRAZY$,$acrazy$$ and $$a$\_\_$crazy$($two underscores$)$ are not a CRAZYID

NUM $=$ Set of strings that consist of a non$-$zero digit that is followed by $1$ or more digits or the string $0.$