2014-09-18 17:01:43 +02:00
|
|
|
let rec transpose = function
|
|
|
|
| [] -> []
|
|
|
|
| []::tail -> transpose tail
|
|
|
|
| (x::t1)::t2 ->
|
|
|
|
let new_head = (x::(List.map List.hd t2))
|
|
|
|
and new_tail = (transpose (t1 :: (List.map List.tl t2) ))
|
|
|
|
in
|
|
|
|
new_head @ new_tail
|
|
|
|
;;
|
|
|
|
|
2014-08-27 16:38:13 +02:00
|
|
|
|