Program language in BSL please. Programmed in DrRacket.

2 part question:

(@problem 4) ;; ;; Write the dd-template-rules tag and template for the following ;; type comment. Your rules and template must be in the same order ;; as the type comment. ;;

(@htdd Altitude) ;; Altitude is one of: ;; - "pre-launch" ;; - Number ;; - "post-flight" ;; interp. Altitude of rocket. Before launch, in meters above launch ;; pad, after flight has ended. ;; CONSTRAINT: when a number is > 0 (define A0 "pre-launch") (define A1 37.5) (define A2 "post-flight") ________________________________

Design a function that consumes an Altitude and produces true if the rocket is actually inflight. Call the function inflight?