List rooted trees: Difference between revisions
m
→{{header|Haskell}}
(→{{header|Haskell}}: (replaced foldTree with a simpler foldNest)) |
|||
Line 394:
bagPatterns n =
nub $
(
parentIndexPermutations n
Line 430:
(sortBy (flip (comparing rootLabel)) xs)
foldNest :: ([b] -> b) -> Tree a -> b
|