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make complexity of Array.lookup explicit (closes #174)

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Simon Cruanes 2018-01-06 17:14:00 -06:00
parent 1b9c014e25
commit 4ffe1bbac3
1 changed files with 3 additions and 1 deletions
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4
src/core/CCArray.mli
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@ -121,6 +121,8 @@ val find_idx : ('a -> bool) -> 'a t -> (int * 'a) option
val lookup : ?cmp:'a ord -> 'a -> 'a t -> int option
(** Lookup the index of some value in a sorted array.
Undefined behavior if the array is not sorted wrt [cmp].
Complexity: [O(log (n))] (dichotomic search).
@return [None] if the key is not present, or
[Some i] ([i] the index of the key) otherwise *)
@ -134,7 +136,7 @@ val bsearch : ?cmp:('a -> 'a -> int) -> 'a -> 'a t ->
provided [arr] is {b sorted} using [cmp]. If the array is not sorted,
the result is not specified (may raise Invalid_argument).
Complexity: O(log n) where n is the length of the array
Complexity: [O(log n)] where n is the length of the array
(dichotomic search).
@return