epicours/Exam.md

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## Multiple insertion
```
# let rec split sep lst =
let rec aux acc current = function
| [], [] -> acc
| [], tail -> current :: acc
| x::xs, _ ->
if sep x then
aux (current::acc) [] (xs, [])
else aux acc (x :: current) (xs, current)
in aux [] [] (lst, [])
val split: ('a -> bool) -> 'a list -> 'a list list = <fun>
```