On Aug 16, 10:02 am, botgerry <botge...@gmail.com> wrote:
> 1: searching in a, if find one inner vector includes number 9 then
> append it a number 13
> [[1 2 3 4] [ "ok" "metoo"] [ 5 8 9 ]] => [[1 2 3 4] [ "ok" "metoo"]
> [ 5 8 9 13]]
(into []
(for [x a]
(if (contains? x 9)
(conj x 13)
x)))
> 2: searching in a, if found two or many inner vectors include same
> element the merge them as one inner vector
> others not touch
>
> (def b ( conj a [ 5 10 "oops"])) => [[1 2 3 4] ["ok" "metoo"] [5 8
> 9] [5 10 "oops"]]
> in b, [5 8 9] and [5 10 "oops"] both include 5, it should be merge to
> [5 8 9 10 "oops"] :
> [[1 2 3 4] ["ok" "metoo"] [5 8 9] [5 10 "oops"]] => [[1 2 3 4] ["ok"
> "metoo"] [5 8 9 10 "oops"]]
Does the order matter? If it doesn't, this could probably be most
easily done with sets and maps.
- James
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