How to perform 'Check File Exists' in OCaml.
(* Task: Check File Exists
(* Language: OCaml
let check_file_exists() =
(* Implementation for Check File Exists
let result = ...; (* Initialize variable
(* TODO: Implement core logic here
(* Step 1: Prepare data
(* Step 2: Process Check File Exists
print_endline("Done");
;;