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advent-of-code-2022/ocaml/lib/utils.ml

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343 B
OCaml

let read_file filename =
let ch = open_in filename in
let s = really_input_string ch (in_channel_length ch) in
close_in ch;
s
;;
let list_of_chars str =
List.init (String.length str) (String.get str)
;;
let rec transpose = function
| []
| [] :: _ -> []
| rows -> List.map List.hd rows :: transpose (List.map List.tl rows)
;;