{"id":27976,"date":"2024-10-27T15:20:48","date_gmt":"2024-10-27T15:20:48","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=27976"},"modified":"2024-11-26T07:12:48","modified_gmt":"2024-11-26T07:12:48","slug":"%ec%9e%90%eb%b0%94%ec%8a%a4%ed%81%ac%eb%a6%bd%ed%8a%b8-%ec%bd%94%eb%94%a9%ed%85%8c%ec%8a%a4%ed%8a%b8-%ea%b0%95%ec%a2%8c-%ed%8a%b8%eb%9d%bc%ec%9d%b4","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/27976\/","title":{"rendered":"\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \ud2b8\ub77c\uc774"},"content":{"rendered":"

<\/p>\n

\ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc774\uc6a9\ud55c \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ud480\uc774\uc640 \ud2b8\ub77c\uc774(Trie) \uc790\ub8cc\uad6c\uc870\uc758 \uc0ac\uc6a9\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ud2b8\ub77c\uc774\ub294 \ubb38\uc790\uc5f4 \ucc98\ub9ac\uc758 \ud6a8\uc728\uc131\uc744 \ub192\uc774\ub294 \ub370 \ub9e4\uc6b0 \uc720\uc6a9\ud55c \uc790\ub8cc\uad6c\uc870\uc785\ub2c8\ub2e4. \uc774 \uac15\uc88c\uc5d0\uc11c\ub294 \ud2b8\ub77c\uc774\ub97c \ud65c\uc6a9\ud558\uc5ec \ud2b9\uc815 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uacfc\uc815\uc744 \uc124\uba85\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\ud2b8\ub77c\uc774(Trie)\ub780?<\/h2>\n

\ud2b8\ub77c\uc774\ub294 \ub2e4\uc218\uc758 \ubb38\uc790\uc5f4\uc744 \uc800\uc7a5\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud558\ub294 \ud2b8\ub9ac \ud615\ud0dc\uc758 \uc790\ub8cc\uad6c\uc870\uc785\ub2c8\ub2e4. \uc790\uc8fc \uc0ac\uc6a9\ub418\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc73c\ub85c\ub294 \uc790\ub3d9 \uc644\uc131, \ub2e8\uc5b4 \uac80\uc0c9, \uadf8\ub9ac\uace0 prefix \uac80\uc0c9 \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ud2b8\ub77c\uc774\uc758 \uac01 \ub178\ub4dc\ub294 \ubb38\uc790\uc5f4\uc758 \ubb38\uc790\uc5d0 \ud574\ub2f9\ud558\uba70, \uacbd\ub85c\ub97c \ud1b5\ud574 \ub2e8\uc5b4\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ubb38\uc81c: \ub2e8\uc5b4 \uac80\uc0c9<\/h2>\n

\ub2e4\uc74c\uc740 \ud2b8\ub77c\uc774 \uc790\ub8cc\uad6c\uc870\ub97c \ud65c\uc6a9\ud55c \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p>\n

\n

\uc8fc\uc5b4\uc9c4 \ub2e8\uc5b4 \ub9ac\uc2a4\ud2b8\uc640 \uac80\uc0c9\uc5b4\ub97c \uc785\ub825\ubc1b\uc558\uc744 \ub54c, \uac80\uc0c9\uc5b4\uac00 \ub9ac\uc2a4\ud2b8\uc5d0 \uc874\uc7ac\ud558\ub294 \ubaa8\ub4e0 \ub2e8\uc5b4\ub97c \ucc3e\uace0, \uac80\uc0c9\uc5b4\uac00 \ud3ec\ud568\ub41c \ubaa8\ub4e0 \ub2e8\uc5b4\ub97c \ubc18\ud658\ud558\uc2dc\uc624.<\/p>\n<\/blockquote>\n

\ubb38\uc81c \ud574\uacb0 \uc804\ub7b5<\/h2>\n
    \n
  1. \uc6b0\uc120, \ud2b8\ub77c\uc774 \uad6c\uc870\ub97c \uad6c\ud604\ud569\ub2c8\ub2e4.<\/li>\n
  2. \uc8fc\uc5b4\uc9c4 \ub2e8\uc5b4 \ub9ac\uc2a4\ud2b8\ub97c \ud2b8\ub77c\uc774\uc5d0 \uc0bd\uc785\ud569\ub2c8\ub2e4.<\/li>\n
  3. \uac80\uc0c9\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud2b8\ub77c\uc774\uc5d0\uc11c \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ub2e8\uc5b4\ub97c \ud0d0\uc0c9\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n

    \ud2b8\ub77c\uc774 \uad6c\ud604<\/h2>\n

    \ud2b8\ub77c\uc774\ub97c \uad6c\ud604\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uae30\ubcf8 \uad6c\uc870\uac00 \ud544\uc694\ud569\ub2c8\ub2e4:<\/p>\n

    class TrieNode {\n    constructor() {\n        this.children = {};\n        this.isEndOfWord = false;\n    }\n}\n\nclass Trie {\n    constructor() {\n        this.root = new TrieNode();\n    }\n\n    insert(word) {\n        let node = this.root;\n        for (let char of word) {\n            if (!node.children[char]) {\n                node.children[char] = new TrieNode();\n            }\n            node = node.children[char];\n        }\n        node.isEndOfWord = true;\n    }\n\n    search(prefix) {\n        let node = this.root;\n        for (let char of prefix) {\n            if (!node.children[char]) return [];\n            node = node.children[char];\n        }\n        return this._findAllWords(node, prefix);\n    }\n\n    _findAllWords(node, prefix) {\n        const results = [];\n        if (node.isEndOfWord) {\n            results.push(prefix);\n        }\n        for (let char in node.children) {\n            results.push(...this._findAllWords(node.children[char], prefix + char));\n        }\n        return results;\n    }\n}<\/code><\/pre>\n
    \ub2e8\uc5b4 \uc0bd\uc785 \ubc0f \uac80\uc0c9<\/h2>\n
    \uc774\uc81c \ud2b8\ub77c\uc774\uc5d0 \ub2e8\uc5b4\ub97c \uc0bd\uc785\ud558\uace0, \ud2b9\uc815 \uac80\uc0c9\uc5b4\uc5d0 \ub300\ud574 \uac00\ub2a5\ud55c \ubaa8\ub4e0 \ub2e8\uc5b4\ub97c \ucc3e\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4. \uc544\ub798\uc758 \uc608\uc2dc\ub97c \ud1b5\ud574 \uacfc\uc815\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4:<\/p>\n
    const getWords = (words, searchWord) => {\n    const trie = new Trie();\n    for (let word of words) {\n        trie.insert(word);\n    }\n    return trie.search(searchWord);\n};\n\nconst wordsList = [\"apple\", \"app\", \"apricot\", \"banana\", \"bat\", \"ball\"];\nconst searchTerm = \"ap\";\nconst foundWords = getWords(wordsList, searchTerm);\nconsole.log(foundWords); \/\/ [\"apple\", \"app\", \"apricot\"]<\/code><\/pre>\n
    \ucf54\ub4dc \uc124\uba85<\/h2>\n
    \uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c getWords<\/code> \ud568\uc218\ub294 \uba3c\uc800 \uc785\ub825\ubc1b\uc740 \ub2e8\uc5b4 \ub9ac\uc2a4\ud2b8\ub97c \ud2b8\ub77c\uc774\uc5d0 \uc0bd\uc785\ud55c \ud6c4, \uc8fc\uc5b4\uc9c4 \uac80\uc0c9\uc5b4\ub85c \ud2b8\ub77c\uc774\ub97c \uac80\uc0c9\ud569\ub2c8\ub2e4. insert<\/code> \uba54\uc11c\ub4dc\ub294 \ub2e8\uc5b4\ub97c \uc785\ub825 \ubc1b\uc544 \uac01 \ubb38\uc790\ub97c \ub178\ub4dc\ub85c \ub9cc\ub4e4\uc5b4 \uc5f0\uacb0\ud558\uba70, search<\/code> \uba54\uc11c\ub4dc\ub294 \uc8fc\uc5b4\uc9c4 \uc811\ub450\uc5b4\uc5d0 \ud574\ub2f9\ud558\ub294 \ubaa8\ub4e0 \ub2e8\uc5b4\ub97c \ucc3e\uc544 \ubc18\ud658\ud569\ub2c8\ub2e4.<\/p>\n
    \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h2>\n
    \ud2b8\ub77c\uc774\uc758 \uc0bd\uc785 \ubc0f \uac80\uc0c9 \uc131\ub2a5\uc740 \ubb38\uc790\uc5f4\uc758 \uae38\uc774\uc640 \ud2b8\ub9ac\uc758 \uae4a\uc774\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4:<\/p>\n