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- [http://en.wikipedia.org/wiki/Abstract_syntax_tree Abstract syntax tree] at wikipedia.107 bytes (15 words) - 15:17, 6 February 2021
- ...st row are as far to the left as possible. Additionally, every node in the tree will either have 0 or 2 children. ...be given as input so that the value of all nodes can be calculated up the tree.5 KB (837 words) - 12:13, 4 August 2008
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- (*) Construct the bottom-up order sequence of the tree nodes. ...which constructs the bottom-up sequence of the nodes of the multiway tree Tree.570 bytes (97 words) - 03:52, 10 January 2017
- (*) Check whether a given term represents a binary tree data Tree a = Empty | Branch a (Tree a) (Tree a)1 KB (156 words) - 13:35, 25 December 2016
- (*) Determine the internal path length of a tree. ...ree as the total sum of the path lengths from the root to all nodes of the tree. By this definition, <tt>tree5</tt> has an internal path length of 9.410 bytes (71 words) - 03:52, 10 January 2017
- data Tree a = Leaf a | Branch (Tree a) (Tree a) deriving (Show, Eq) | L (Cxt a) (Tree a)6 KB (912 words) - 03:52, 8 October 2006
- (*) Count the nodes of a multiway tree. nnodes :: Tree a -> Int174 bytes (25 words) - 03:53, 10 January 2017
- ...n the Portage Tree,one of this in Stable tree and the second in the Tesing tree, that will generally be the latest ebuild launched, having the latest stabi Actually the latest Himerge version in Portage is 0.17 in ~arch tree.2 KB (375 words) - 04:11, 24 February 2008
- data Tree a = Node a (Tree a) (Tree a) | Leaf a instance Eq a => Eq (Tree a) where3 KB (399 words) - 21:04, 7 November 2011
- ...st row are as far to the left as possible. Additionally, every node in the tree will either have 0 or 2 children. ...be given as input so that the value of all nodes can be calculated up the tree.5 KB (837 words) - 12:13, 4 August 2008
- ..."parse tree for Haskell" is likely to be a concrete data type, whereas a "tree" data type is a corresponding [[Abstract data type]]. ...nteger</hask>, <hask>Bool</hask>, <hask>[(String,String)]</hask> and <hask>Tree String</hask> are concrete data types.864 bytes (135 words) - 22:06, 20 December 2006
- ...e difficult than insertion. His solution is to use a concrete view of the tree which simplifies the operation, and as a result, comes up with a new repres Here is a simple binary search tree type:5 KB (845 words) - 02:22, 4 January 2008
- ...order/2 that construct the preorder and inorder sequence of a given binary tree, respectively. The results should be atoms, e.g. 'abdecfg' for the preorder ...verse direction; i.e. given a preorder sequence, construct a corresponding tree? If not, make the necessary arrangements.2 KB (280 words) - 03:43, 10 January 2017
- ...ing some kind of binary tree, typically a size balanced tree or a Patricia tree. While binary trees provide good asymptotic performance, their real world p876 bytes (134 words) - 13:45, 17 December 2012
- import Tree (Tree (Leaf, Branch)) type CL = Tree BaseSymbol689 bytes (98 words) - 14:34, 4 August 2006
- (**) Lisp-like tree representation. The following pictures show how multiway tree structures are represented in Lisp.2 KB (276 words) - 03:52, 10 January 2017
- data Tree = Nil | Node !Int Tree Tree -- stretch memory tree7 KB (1,253 words) - 22:33, 22 February 2011
- (count, markov1, Tree, encode_huffman, decode_huffman) -- Build a Huffman tree...5 KB (730 words) - 01:59, 9 March 2007
- A node of a binary tree is at level N if the path from the root to the node has length N-1. The roo atLevel :: Tree a -> Int -> [a]741 bytes (125 words) - 13:40, 25 December 2016
- Collect the internal nodes of a binary tree in a list An internal node of a binary tree has either one or two non-empty successors. Write a predicate internals/2 t717 bytes (98 words) - 13:39, 25 December 2016
- ...y subtree (nil) is encountered during the tree traversal. For example, the tree shown in problem P67 is represented as 'abd..e..c.fg...'. First, try to est data Tree a = Empty | Branch a (Tree a) (Tree a) deriving (Show, Eq)3 KB (285 words) - 03:44, 10 January 2017
- ...is symmetric. Hint: Write a predicate mirror/2 first to check whether one tree is the mirror image of another. We are only interested in the structure, no ...nsider the cases where two immediate branches may not be the same, but the tree as a whole could be symmetric. Hence a mirror function is more encompassing1 KB (179 words) - 13:36, 25 December 2016
- ==Tree examples== Suppose we want to represent the following tree:3 KB (436 words) - 08:47, 22 May 2023
- [http://en.wikipedia.org/wiki/Abstract_syntax_tree Abstract syntax tree] at wikipedia.107 bytes (15 words) - 15:17, 6 February 2021
- -- returns a tree to a function that returns the sum of the numbered -- tree (see the Examples section for numberTree and sumTree) you may2 KB (379 words) - 03:00, 1 May 2009
- ...chapter 4 of the course, to write a predicate to construct a binary search tree from a list of integer numbers. add :: Ord a => a -> Tree a -> Tree a741 bytes (117 words) - 22:03, 23 April 2021
- tree <- Model.treeViewGetSelection treeview Model.treeSelectionSetMode tree SelectionSingle2 KB (280 words) - 00:46, 9 April 2021
- ...y a subtree, said subtrees position within the entire tree, and the entire tree itself. See [[Zipper]] for an explanation of such concepts. insertLeft, -- insert a tree to the left of the current node3 KB (559 words) - 03:51, 8 October 2006
- ...the usual Prolog term t(X,L,R) (or nil). As a preparation for drawing the tree, a layout algorithm is required to determine the position of each node in a * y(v) is equal to the depth of the node v in the tree2 KB (337 words) - 03:41, 10 January 2017
- ...e overlay includes additional haskell packages that are not in the portage tree. ...that packages can not be marked stable until they have been in the portage tree for > 30 days. Some of the ebuilds are not stable yet, so they need to be2 KB (305 words) - 13:16, 3 June 2012
- -- bracketLex - first step, as the compiler does it - a bracketLex tree, possibly with comments/spaces You want to parse the code to the parse tree, modify it in some way, then write it out again. How?3 KB (585 words) - 02:39, 15 January 2006
- Collect the leaves of a binary tree in a list leaves :: Tree a -> [a]615 bytes (90 words) - 13:39, 25 December 2016
- import Data.Tree pvs :: (Num a1, Ord a1) => a1 -> a1 -> [Tree (a, a1)] -> ([a], a1)6 KB (723 words) - 03:47, 8 October 2006
- Consider a height-balanced binary tree of height H. What is the maximum number of nodes it can contain? ...hask> that returns the minimum number of nodes in a height-balanced binary tree of height H.3 KB (407 words) - 13:38, 25 December 2016
- ...y empty) set of successors which are multiway trees themselves. A multiway tree is never empty. The set of successor trees is sometimes called a forest. ...ottom:1px solid #eee">(*) Check whether a given term represents a multiway tree. <span style="float:right"><small>(no solution needed)</small></span>5 KB (876 words) - 05:50, 11 June 2023
- There are 4 kinds of objects: tag, blob, tree and commit. - a tree contains name associated by reference with blobs or trees. This represents3 KB (516 words) - 06:26, 3 April 2013
- stretch tree of depth 21 check: -1 long lived tree of depth 20 check: -18 KB (1,082 words) - 22:27, 22 January 2012
- ...ructure with invariants that you need to preserve, such as a binary search tree which needs to stay balanced. ...e declaration for a [http://en.wikipedia.org/wiki/Red-black_tree Red-Black tree] is:2 KB (456 words) - 20:29, 5 December 2008
- ...ich does this inverse; i.e. given the string representation, construct the tree in the usual form. Finally, combine the two predicates in a single predicat treeToString :: Tree Char -> String2 KB (372 words) - 03:43, 10 January 2017
- ==== Binary tree ==== module Tree (Tree (Leaf, Branch)) where4 KB (583 words) - 14:31, 4 August 2006
- ...tight can you pack together two subtrees to construct the combined binary tree? layout :: Tree a -> Tree (a, Pos)4 KB (637 words) - 03:42, 10 January 2017
- In a completely balanced binary tree, the following property holds for every node: The number of nodes in its le ...via backtracking. Put the letter 'x' as information into all nodes of the tree.4 KB (694 words) - 01:23, 7 June 2021
- Construct a complete binary tree A complete binary tree with height H is defined as follows:9 KB (727 words) - 03:41, 10 January 2017
- For the structured values, Burton defines a tree type: data Tree a = Node { contents :: a,2 KB (341 words) - 09:18, 22 February 2022
- 他の例として、二分木 (binary [[Tree]])を考えてみましょう。このように表されます。 data Tree a = Branch (Tree a) (Tree a) | Leaf a8 KB (433 words) - 14:11, 7 December 2009
- In a height-balanced binary tree, the following property holds for every node: The height of its left subtre hbaltree :: a -> Int -> [Tree a]1 KB (215 words) - 13:38, 25 December 2016
- layout :: Tree a -> Tree (a, Pos) depth :: Tree a -> Int2 KB (299 words) - 03:42, 10 January 2017
- An example of a ''unary'' type constructor <haskell>Tree</haskell> data Tree a = Tip | Node a (Tree a) (Tree a)6 KB (1,060 words) - 16:51, 18 June 2021
- import Text.XML.Expat.Tree -- Note: Because we're not using the tree, Haskell can't infer the type of4 KB (552 words) - 09:01, 20 February 2010
- ===Tree=== data Tree a = Nil5 KB (872 words) - 13:14, 2 September 2014
- -- A complete binary tree, of leaves and internal nodes. -- Invariant: card >=2. All internal tree nodes are always full.5 KB (840 words) - 10:56, 13 January 2007
- data Tree a = Node a [Tree a] dfs :: Graph -> [Vertex] -> [Tree Vertex]4 KB (488 words) - 04:24, 5 April 2024
- ...ct for the project management. Each project has a single root of its build tree. At the moment we expect there to be at most one .cabal file in that root d === Setting the build tree root ===9 KB (1,516 words) - 12:14, 24 January 2006
- .../pipermail/glasgow-haskell-users/2003-August/005586.html Show instance for Tree]744 bytes (109 words) - 14:32, 13 November 2006
- A binary tree is either empty or it is composed of a root element and two successors, whi data Tree a = Empty | Branch a (Tree a) (Tree a)9 KB (1,368 words) - 02:54, 11 June 2023
- ...]] || ''sync'' || Update our portage tree or overlay with latest available tree on the mirrors.2 KB (296 words) - 07:54, 18 February 2008
- ...s a brain viewer which enables you to explore the computer's internal game tree. To see the game tree, select <i>Brain</i> -> <i>Open</i>.1 KB (231 words) - 13:25, 16 March 2018
- (**) Tree construction from a node string. ...of its nodes, a special character ^ has been inserted whenever, during the tree traversal, the move is a backtrack to the previous level.7 KB (1,025 words) - 02:14, 23 July 2021
- -- an artificially strict tree. data Tree = Nil | Node !Int !Tree !Tree6 KB (1,055 words) - 23:27, 18 April 2020
- --parse show syntax tree after parser (default=off) --rename show syntax tree after rename (default=off)6 KB (733 words) - 15:19, 6 February 2021
- * <bourbaki> boegel the idea is that ... ie think of the first think of the tree the root ...branches of changeing textures like makeing the bark darker where the tree is older or so3 KB (482 words) - 05:24, 30 November 2006
- ...e player which learns to play the game by observing the game (i.e. no game tree traversal to find the optimal move).331 bytes (51 words) - 14:20, 23 August 2012
- data Tree a = Node a [Tree a] dfs :: Graph -> [Vertex] -> [Tree Vertex]3 KB (428 words) - 04:08, 12 April 2024
- Count the leaves of a binary tree331 bytes (43 words) - 13:38, 25 December 2016
- * [http://therning.org/magnus/archives/238 C and Haskell sitting in a tree]737 bytes (93 words) - 01:56, 10 December 2020
- Let us see the tree minimum problem (described above), and let us modularize the magic circular repmin :: Ord a => Tree a -> Tree a12 KB (1,607 words) - 10:48, 12 February 2010
- Write a predicate s_tree(Graph,Tree) to construct (by backtracking) all spanning trees of a given graph. ...le subgraphs, then filters out those that meet the criteria for a spanning tree:2 KB (281 words) - 03:49, 10 January 2017
- ...stating that Functional Programming was devised by a, "... load of binary tree Huggers!".700 bytes (109 words) - 04:19, 25 January 2006
- An example tree: <div style="border-bottom:1px solid #eee">Count the leaves of a binary tree. <span style="float:right"><small>[[99 questions/Solutions/61|Solutions]]</12 KB (1,696 words) - 05:35, 11 June 2023
- After running the program a computation tree is constructed and displayed in a web browser. ...f your program misbehaves, you can judge the computation statements in the tree as 'right' or 'wrong' according to your intention. When enough statements a6 KB (896 words) - 09:12, 22 December 2015
- Anyway the puzzle goes like this: Given a tree with N nodes (and hence N-1 edges). Find a way to enumerate the nodes from ...s a numbering scheme for a given tree. What is the solution for the larger tree pictured below?3 KB (420 words) - 22:52, 7 June 2017
- data Tree a = Leaf | Bin a (Tree a) (Tree a) ...length of a tree (or its size, if you want), by recursively traversing the tree and counting the number of elements. Generic programming allows to define a4 KB (598 words) - 02:44, 13 February 2021
- rather than the data itself. For example, consider a simple binary tree type: data Tree a = Fork (Tree a) (Tree a) | Leaf a10 KB (1,623 words) - 21:10, 26 June 2023
- -- The dictionary is stored in a denary tree. A node has sub-trees, a leaf -- Given an existing tree, create a new tree to be its parent. Put the12 KB (1,746 words) - 05:55, 21 February 2010
- We give an example implementation of treaps (tree heaps) in Haskell. The emphasis is partly on treaps, partly on the System.R One such representation is the binary search tree (In much literature,17 KB (2,987 words) - 01:08, 10 May 2008
- Consider showing a binary tree. If the tree is large, you end up with a pretty large left association for the left subt3 KB (421 words) - 16:40, 1 August 2018
- treeDisplay :: Sourceable a => Source (Tree a) -> UI (TreeSources a) aTree <- title "Family Tree" $ treeDisplay (liftA asTree db)3 KB (480 words) - 12:31, 18 August 2007
- The following constructs a tree of infinite depth and width: import Data.Tree4 KB (476 words) - 22:10, 27 November 2007
- ...ravis-ci.org/diagrams/dual-tree https://secure.travis-ci.org/diagrams/dual-tree.png]4 KB (510 words) - 01:42, 10 November 2013
- ...es a tree and returns the <hask>Loc</hask> corresponding to the top of the tree. Thus a typical call to <hask>traverse</hask> might look like: getStruct = modifyStruct id -- works because modifyTree returns the 'new' tree5 KB (846 words) - 01:00, 9 October 2006
- ...tree [...] since any number of subtrees may be extracted from an infinite tree). In practice, these values will be determined at run time (when used as ar main' :: Tree Exterior -> ...8 KB (1,236 words) - 12:36, 1 January 2024
- An efficient solution, which takes the fact that a tree with an even number of nodes can't be symmetric into consideration:666 bytes (91 words) - 13:37, 25 December 2016
- * Allows plugins to be built seperately or "out of tree" * TeX typesetting (Easier if you have syntax tree available)4 KB (632 words) - 19:45, 22 February 2008
- ** Tree View - View tree representation of books and chapters.4 KB (598 words) - 18:30, 6 February 2007
- ##Tree generators should produce only well typed trees. A) Should be able to take a GP Tree and pre-evaluate everything5 KB (664 words) - 05:48, 12 July 2021
- ...he location of the <tt>inst</tt> folder if you are running from the source tree.1 KB (178 words) - 13:19, 18 June 2007
- == Tree ==4 KB (640 words) - 21:05, 6 January 2019
- * Directory tree printing: ** [http://blog.moertel.com/articles/2007/02/22/a-simple-directory-tree-printer-in-haskell Part 1]2 KB (236 words) - 07:29, 10 August 2023
- There are tree types of bytecode representation:1 KB (166 words) - 23:36, 15 January 2006
- -- tree-merging Eratosthenes sieve The tree-merging Eratosthenes sieve here seems to strike a good balance between effi3 KB (432 words) - 07:06, 11 May 2016
- ...work/tests/ network]. The tests "assume the package is part of a GHC build tree with the testsuite installed in ../../../testsuite." ...obably re-build all of the libraries in a separate <code>dist/test/</code> tree with -DTESTING on. If we have A.hs and B.hs where each exports some impleme7 KB (1,033 words) - 04:18, 1 April 2007
- ; Create a good tree control / list /grid control abstraction ...e typed by including the value types into the phantom type variable of the tree control. Requires a good feeling for elegant and practical design with Hask4 KB (687 words) - 14:54, 8 October 2015
- ...bf{leaf}</math>, <math>\mathbf{branch}</math> are representation of binary tree concept in combinatory logic (e.g. by using catamorphism) type CL = Tree BaseSymbol11 KB (1,775 words) - 19:41, 3 September 2006
- ...est-haskell neotest-haskell] A [https://tree-sitter.github.io/tree-sitter/ tree-sitter] powered framework for interacting with Haskell tests in Neovim. ...m-treesitter/nvim-treesitter-textobjects nvim-treesitter-textobjects] Uses tree-sitter to add syntax-aware textobjects (supports various languages, includi4 KB (508 words) - 22:01, 20 November 2022
- data Tree a = Node { contents :: a, left :: Tree a,6 KB (809 words) - 07:56, 12 June 2023
- ...ry tree (immutable) with numbers at internal nodes is given. Replicate the tree but replace the numbers by their sum. Example in ASCII art (4+3+5+1=13) (le Traverse the given tree just once. Moreover, as you traverse the given tree, print it out in some format (in-order format here, like ((3)4(5(1))), but10 KB (1,757 words) - 23:34, 24 July 2021
- ...stage of a compiler, where it will be used to generate an abstract syntax tree.859 bytes (138 words) - 12:00, 19 April 2021
- * [[Google Code Jam/Cheating a Boolean Tree]]2 KB (257 words) - 12:03, 4 August 2008
- bits_next = reverse . work . reverse where -- Next (balanced) tree address2 KB (344 words) - 08:57, 13 December 2009
- ...ut it works, though it may have bugs in corner cases. This uses the factor tree method of finding prime factors of a number. factorPairOf picks a factor an Using the proper tree-merging sieve of Eratosthenes version from [http://www.haskell.org/haskellw3 KB (485 words) - 19:45, 18 January 2014
- ;[http://code.haskell.org/RandProc/ Source Code Tree] :Browsable source tree4 KB (545 words) - 00:10, 28 June 2011
- * Simpler generics for tree traversals. ...a project for access to an AST and Token Stream and Strafunski for generic tree traversal.4 KB (645 words) - 12:53, 4 August 2014