Initial data commit

This commit is contained in:
Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
199087 changed files with 3378941 additions and 0 deletions

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@ -0,0 +1,21 @@
fun fence s [] =
if s >= 3 then
[[]]
else
[]
| fence s (x :: xs) =
if s mod 2 = 0 then
map
(fn ys => x :: ys)
(fence (s + 1) xs)
@
fence s xs
else
map
(fn ys => x :: ys)
(fence s xs)
@
fence (s + 1) xs
fun ncsubseq xs = fence 0 xs