{"id":3409,"date":"2022-08-28T20:55:29","date_gmt":"2022-08-28T17:55:29","guid":{"rendered":"https:\/\/demensdeum.com\/blog\/?p=3409"},"modified":"2024-12-16T22:32:16","modified_gmt":"2024-12-16T19:32:16","slug":"tree-sort","status":"publish","type":"post","link":"https:\/\/demensdeum.com\/blog\/ja\/2022\/08\/28\/tree-sort\/","title":{"rendered":"\u30c4\u30ea\u30fc\u30bd\u30fc\u30c8"},"content":{"rendered":"<p>\u30c4\u30ea\u30fc\u30bd\u30fc\u30c8 &#8211; \u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u3092\u4f7f\u7528\u3057\u305f\u30bd\u30fc\u30c8\u3002\u6642\u9593\u8a08\u7b97\u91cf &#8211; O(n\u00b2)\u3002\u3053\u306e\u3088\u3046\u306a\u30c4\u30ea\u30fc\u3067\u306f\u3001\u5de6\u5074\u306e\u5404\u30ce\u30fc\u30c9\u306b\u306f\u30ce\u30fc\u30c9\u3088\u308a\u5c0f\u3055\u3044\u756a\u53f7\u304c\u3042\u308a\u3001\u53f3\u5074\u306b\u306f\u30ce\u30fc\u30c9\u3088\u308a\u5927\u304d\u3044\u756a\u53f7\u304c\u3042\u308a\u307e\u3059\u3002\u30eb\u30fc\u30c8\u304b\u3089\u6765\u3066\u5de6\u304b\u3089\u53f3\u306b\u5024\u3092\u51fa\u529b\u3059\u308b\u3068\u3001\u30bd\u30fc\u30c8\u3055\u308c\u305f\u756a\u53f7\u306e\u30ea\u30b9\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 \u3002\u9a5a\u304f\u3079\u304d\u3053\u3068\u3067\u3059\u306d?<\/p>\n<p>\u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u56f3\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2022\/08\/tree.png\" alt=\"\" class=\"alignnone size-full wp-image-3410\" width=\"474\" height=\"393\" srcset=\"https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2022\/08\/tree.png 474w, https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2022\/08\/tree-300x249.png 300w\" sizes=\"auto, (max-width: 474px) 100vw, 474px\" \/><\/p>\n<p><span class=\"mw-mmv-title\"original-title=\"\"><a href=\"https:\/\/commons.wikimedia.org\/wiki\/User:Dcoetzee\" target=\"_blank\" rel=\" noopener\">\u30c7\u30ea\u30c3\u30af\u30fb\u30af\u30c3\u30c4\u30a7\u30fc<\/a> (\u30d1\u30d6\u30ea\u30c3\u30af \u30c9\u30e1\u30a4\u30f3)<\/span><\/p>\n<p>\u5de6\u4e0b\u306e\u5404\u30ce\u30fc\u30c9\u3001\u3064\u307e\u308a\u53f3\u5074\u306e\u30ce\u30fc\u30c9\u3054\u3068\u306b\u3001\u5de6\u4e0b\u9685\u306e\u6700\u5f8c\u304b\u3089 2 \u756a\u76ee\u306e\u5de6\u30ce\u30fc\u30c9\u304b\u3089\u6570\u5b57\u3092\u624b\u52d5\u3067\u8aad\u307f\u53d6\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059:<\/p>\n<p><\u30aa\u30eb><\/p>\n<li>\u5de6\u4e0b\u306e\u6700\u5f8c\u304b\u3089\uff12\u756a\u76ee\u306e\u30ce\u30fc\u30c9 &#8211; 3.<\/li>\n<li>\u5de6\u5206\u5c90\u304c\u3042\u308a\u307e\u3059 &#8211; 1.<\/li>\n<li>\u3053\u306e\u756a\u53f7 (1) \u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044<\/li>\n<li>\u6b21\u306b\u9802\u70b9 3 (1, 3) \u3092\u53d6\u5f97\u3057\u307e\u3059<\/li>\n<li>\u53f3\u5074\u306f\u30d6\u30e9\u30f3\u30c1 6 \u3067\u3059\u304c\u3001\u30d6\u30e9\u30f3\u30c1\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u540c\u3058\u3088\u3046\u306b\u8aad\u307f\u307e\u3059\u3002<\/li>\n<li>\u30ce\u30fc\u30c9 6 \u306e\u5de6\u5206\u5c90 4 (1\u30013\u30014)<\/li>\n<li>\u30ce\u30fc\u30c9\u81ea\u4f53\u306f 6 (1\u30013\u30014\u30016) \u3067\u3059<\/li>\n<li>\u53f3 7 (1\u30013\u30014\u30016\u30017)<\/li>\n<li>\u30eb\u30fc\u30c8 \u30ce\u30fc\u30c9\u306b\u79fb\u52d5\u3057\u307e\u3059 &#8211; 8 (1\u30013\u30014\u30016\u30017\u30018)<\/li>\n<li>\u985e\u63a8\u306b\u3088\u308a\u3001\u53f3\u5074\u306b\u3059\u3079\u3066\u3092\u51fa\u529b\u3057\u307e\u3059<\/li>\n<li>\u6700\u7d42\u7684\u306a\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059 &#8211; 1\u30013\u30014\u30016\u30017\u30018\u300110\u300113\u300114<\/li>\n<\/ol>\n<p>\u30b3\u30fc\u30c9\u3067\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u6b21\u306e 2 \u3064\u306e\u95a2\u6570\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p><\u30aa\u30eb><\/p>\n<li>\u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u306e\u7d44\u307f\u7acb\u3066<\/li>\n<li>\u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u3092\u6b63\u3057\u3044\u9806\u5e8f\u3067\u51fa\u529b\u3059\u308b<\/li>\n<\/ol>\n<p>\u4e8c\u5206\u63a2\u7d22\u6728\u306f\u8aad\u307f\u53d6\u3089\u308c\u305f\u3068\u304d\u3068\u540c\u3058\u65b9\u6cd5\u3067\u7d44\u307f\u7acb\u3066\u3089\u308c\u3001\u305d\u308c\u304c\u5927\u304d\u3044\u304b\u5c0f\u3055\u3044\u304b\u306b\u5fdc\u3058\u3066\u3001\u5de6\u5074\u307e\u305f\u306f\u53f3\u5074\u306e\u5404\u30ce\u30fc\u30c9\u306b\u756a\u53f7\u304c\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>Lua \u3067\u306e\u4f8b:<\/p>\n<div class=\"hcb_wrap\">\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>\nfunction Node:new(value, lhs, rhs)\n    output = {}\n    setmetatable(output, self)\n    self.__index = self  \n    output.value = value\n    output.lhs = lhs\n    output.rhs = rhs\n    output.counter = 1\n    return output  \nend\n\nfunction Node:Increment()\n    self.counter = self.counter + 1\nend\n\nfunction Node:Insert(value)\n    if self.lhs ~= nil and self.lhs.value > value then\n        self.lhs:Insert(value)\n        return\n    end\n\n    if self.rhs ~= nil and self.rhs.value < value then\n        self.rhs:Insert(value)\n        return\n    end\n\n    if self.value == value then\n        self:Increment()\n        return\n    elseif self.value > value then\n        if self.lhs == nil then\n            self.lhs = Node:new(value, nil, nil)\n        else\n            self.lhs:Insert(value)\n        end\n        return\n    else\n        if self.rhs == nil then\n            self.rhs = Node:new(value, nil, nil)\n        else\n            self.rhs:Insert(value)\n        end\n        return\n    end\nend\n\nfunction Node:InOrder(output)\n    if self.lhs ~= nil then\n       output = self.lhs:InOrder(output)\n    end\n    output = self:printSelf(output)\n    if self.rhs ~= nil then\n        output = self.rhs:InOrder(output)\n    end\n    return output\nend\n\nfunction Node:printSelf(output)\n    for i=0,self.counter-1 do\n        output = output .. tostring(self.value) .. \" \"\n    end\n    return output\nend\n\nfunction PrintArray(numbers)\n    output = \"\"\n    for i=0,#numbers do\n        output = output .. tostring(numbers[i]) .. \" \"\n    end    \n    print(output)\nend\n\nfunction Treesort(numbers)\n    rootNode = Node:new(numbers[0], nil, nil)\n    for i=1,#numbers do\n        rootNode:Insert(numbers[i])\n    end\n    print(rootNode:InOrder(\"\"))\nend\n\n\nnumbersCount = 10\nmaxNumber = 9\n\nnumbers = {}\n\nfor i=0,numbersCount-1 do\n    numbers[i] = math.random(0, maxNumber)\nend\n\nPrintArray(numbers)\nTreesort(numbers)<\/code><\/pre>\n<\/div>\n<p>\u0412\u0430\u0436\u043d\u044b\u0439 \u043d\u044e\u0430\u043d\u0441 \u0447\u0442\u043e \u0434\u043b\u044f \u0447\u0438\u0441\u0435\u043b \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0440\u0430\u0432\u043d\u044b \u0432\u0435\u0440\u0448\u0438\u043d\u0435 \u043f\u0440\u0438\u0434\u0443\u043c\u0430\u043d\u043e \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u044b\u0445 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 \u043f\u043e\u0434\u0446\u0435\u043f\u043b\u0435\u043d\u0438\u044f \u043a \u043d\u043e\u0434\u0435, \u044f \u0436\u0435 \u043f\u0440\u043e\u0441\u0442\u043e \u0434\u043e\u0431\u0430\u0432\u0438\u043b \u0441\u0447\u0435\u0442\u0447\u0438\u043a \u043a \u043a\u043b\u0430\u0441\u0441\u0443 \u0432\u0435\u0440\u0448\u0438\u043d\u044b, \u043f\u0440\u0438 \u0440\u0430\u0441\u043f\u0435\u0447\u0430\u0442\u043a\u0435 \u0447\u0438\u0441\u043b\u0430 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u044e\u0442\u0441\u044f \u043f\u043e \u0441\u0447\u0435\u0442\u0447\u0438\u043a\u0443.<\/p>\n<h3>\u0421\u0441\u044b\u043b\u043a\u0438<\/h3>\n<p><a href=\"https:\/\/gitlab.com\/demensdeum\/algorithms\/-\/tree\/master\/sortAlgorithms\/treesort\" target=\"_blank\" rel=\"noopener\">https:\/\/gitlab.com\/demensdeum\/algorithms\/-\/tree\/master\/sortAlgorithms\/treesort<\/a><\/p>\n<h3>\u0418\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438<\/h3>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=nNg_digu7tQ\" target=\"_blank\" rel=\"noopener\">TreeSort Algorithm Explained and Implemented with Examples in Java | Sorting Algorithms | Geekific &#8211; YouTube<\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=3rez7Qnw84M\" target=\"_blank\" rel=\"noopener\">Tree sort &#8211; YouTube<\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=12omz-VAyRk\" target=\"_blank\" rel=\"noopener\">Convert Sorted Array to Binary Search Tree (LeetCode 108. Algorithm Explained) &#8211; YouTube<\/a><\/p>\n<p><a href=\"https:\/\/rosettacode.org\/wiki\/Sorting_algorithms\/Tree_sort_on_a_linked_list\" target=\"_blank\" rel=\"noopener\">Sorting algorithms\/Tree sort on a linked list &#8211; Rosetta Code<\/a><\/p>\n<p><a href=\"https:\/\/www.geeksforgeeks.org\/tree-sort\/\" target=\"_blank\" rel=\"noopener\">Tree Sort &#8211; GeeksforGeeks<\/a><\/p>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Tree_sort\" target=\"_blank\" rel=\"noopener\">Tree sort &#8211; Wikipedia<\/a><\/p>\n<p><a href=\"https:\/\/www.geeksforgeeks.org\/how-to-handle-duplicates-in-binary-search-tree\/\" target=\"_blank\" rel=\"noopener\">How to handle duplicates in Binary Search Tree? &#8211; GeeksforGeeks<\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=n2MLjGeK7qA\" target=\"_blank\" rel=\"noopener\">Tree Sort | GeeksforGeeks &#8211; YouTube<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c4\u30ea\u30fc\u30bd\u30fc\u30c8 &#8211; \u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u3092\u4f7f\u7528\u3057\u305f\u30bd\u30fc\u30c8\u3002\u6642\u9593\u8a08\u7b97\u91cf &#8211; O(n\u00b2)\u3002\u3053\u306e\u3088\u3046\u306a\u30c4\u30ea\u30fc\u3067\u306f\u3001\u5de6\u5074\u306e\u5404\u30ce\u30fc\u30c9\u306b\u306f\u30ce\u30fc\u30c9\u3088\u308a\u5c0f\u3055\u3044\u756a\u53f7\u304c\u3042\u308a\u3001\u53f3\u5074\u306b\u306f\u30ce\u30fc\u30c9\u3088\u308a\u5927\u304d\u3044\u756a\u53f7\u304c\u3042\u308a\u307e\u3059\u3002\u30eb\u30fc\u30c8\u304b\u3089\u6765\u3066\u5de6\u304b\u3089\u53f3\u306b\u5024\u3092\u51fa\u529b\u3059\u308b\u3068\u3001\u30bd\u30fc\u30c8\u3055\u308c\u305f\u756a\u53f7\u306e\u30ea\u30b9\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 \u3002\u9a5a\u304f\u3079\u304d\u3053\u3068\u3067\u3059\u306d? \u4e8c\u5206\u63a2\u7d22\u30c4\u30ea\u30fc\u56f3\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002 \u30c7\u30ea\u30c3\u30af\u30fb\u30af\u30c3\u30c4\u30a7\u30fc (\u30d1\u30d6\u30ea\u30c3\u30af \u30c9\u30e1\u30a4\u30f3) \u5de6\u4e0b\u306e\u5404\u30ce\u30fc\u30c9\u3001\u3064\u307e\u308a\u53f3\u5074\u306e\u30ce\u30fc\u30c9\u3054\u3068\u306b\u3001\u5de6\u4e0b\u9685\u306e\u6700\u5f8c\u304b\u3089 2 \u756a\u76ee\u306e\u5de6\u30ce\u30fc\u30c9\u304b\u3089\u6570\u5b57\u3092\u624b\u52d5\u3067\u8aad\u307f\u53d6\u3063\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002 \u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059: \u5de6\u4e0b\u306e\u6700\u5f8c\u304b\u3089\uff12\u756a\u76ee\u306e\u30ce\u30fc\u30c9 &#8211; 3. \u5de6\u5206\u5c90\u304c\u3042\u308a\u307e\u3059 &#8211; 1. \u3053\u306e\u756a\u53f7 (1) \u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044 \u6b21\u306b\u9802\u70b9 3 (1, 3) \u3092\u53d6\u5f97\u3057\u307e\u3059 \u53f3\u5074\u306f\u30d6\u30e9\u30f3\u30c1 6 \u3067\u3059\u304c\u3001\u30d6\u30e9\u30f3\u30c1\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u540c\u3058\u3088\u3046\u306b\u8aad\u307f\u307e\u3059\u3002 \u30ce\u30fc\u30c9 6 \u306e\u5de6\u5206\u5c90 4 (1\u30013\u30014) \u30ce\u30fc\u30c9\u81ea\u4f53\u306f 6 (1\u30013\u30014\u30016) \u3067\u3059 \u53f3 7 (1\u30013\u30014\u30016\u30017) \u30eb\u30fc\u30c8 \u30ce\u30fc\u30c9\u306b\u79fb\u52d5\u3057\u307e\u3059 &#8211; 8 (1\u30013\u30014\u30016\u30017\u30018) \u985e\u63a8\u306b\u3088\u308a\u3001\u53f3\u5074\u306b\u3059\u3079\u3066\u3092\u51fa\u529b\u3057\u307e\u3059 \u6700\u7d42\u7684\u306a\u30ea\u30b9\u30c8\u3092\u53d6\u5f97\u3057\u307e\u3059 &#8211; 1\u30013\u30014\u30016\u30017\u30018\u300110\u300113\u300114 \u30b3\u30fc\u30c9\u3067\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u6b21\u306e 2 \u3064\u306e\u95a2\u6570\u304c\u5fc5\u8981\u3067\u3059\u3002<a class=\"more-link\" href=\"https:\/\/demensdeum.com\/blog\/ja\/2022\/08\/28\/tree-sort\/\">Continue reading <span class=\"screen-reader-text\">&#8220;\u30c4\u30ea\u30fc\u30bd\u30fc\u30c8&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[61,52],"tags":[131,190,207],"class_list":["post-3409","post","type-post","status-publish","format-standard","hentry","category-techie","category-tutorials","tag-algorithms","tag-sorting","tag-tree-sort","entry"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"ja","enabled_languages":["en","ru","zh","de","fr","ja","pt","hi"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false}}},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/3409","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/comments?post=3409"}],"version-history":[{"count":7,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/3409\/revisions"}],"predecessor-version":[{"id":3870,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/3409\/revisions\/3870"}],"wp:attachment":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/media?parent=3409"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/categories?post=3409"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/tags?post=3409"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}