mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-25 17:50:26 +08:00
190 lines
28 KiB
JSON
190 lines
28 KiB
JSON
{
|
|
"data": {
|
|
"question": {
|
|
"questionId": "746",
|
|
"questionFrontendId": "745",
|
|
"categoryTitle": "Algorithms",
|
|
"boundTopicId": 1246,
|
|
"title": "Prefix and Suffix Search",
|
|
"titleSlug": "prefix-and-suffix-search",
|
|
"content": "<p>Design a special dictionary that searches the words in it by a prefix and a suffix.</p>\n\n<p>Implement the <code>WordFilter</code> class:</p>\n\n<ul>\n\t<li><code>WordFilter(string[] words)</code> Initializes the object with the <code>words</code> in the dictionary.</li>\n\t<li><code>f(string pref, string suff)</code> Returns <em>the index of the word in the dictionary,</em> which has the prefix <code>pref</code> and the suffix <code>suff</code>. If there is more than one valid index, return <strong>the largest</strong> of them. If there is no such word in the dictionary, return <code>-1</code>.</li>\n</ul>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input</strong>\n["WordFilter", "f"]\n[[["apple"]], ["a", "e"]]\n<strong>Output</strong>\n[null, 0]\n<strong>Explanation</strong>\nWordFilter wordFilter = new WordFilter(["apple"]);\nwordFilter.f("a", "e"); // return 0, because the word at index 0 has prefix = "a" and suffix = "e".\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 <= words.length <= 10<sup>4</sup></code></li>\n\t<li><code>1 <= words[i].length <= 7</code></li>\n\t<li><code>1 <= pref.length, suff.length <= 7</code></li>\n\t<li><code>words[i]</code>, <code>pref</code> and <code>suff</code> consist of lowercase English letters only.</li>\n\t<li>At most <code>10<sup>4</sup></code> calls will be made to the function <code>f</code>.</li>\n</ul>\n",
|
|
"translatedTitle": "前缀和后缀搜索",
|
|
"translatedContent": "<p>设计一个包含一些单词的特殊词典，并能够通过前缀和后缀来检索单词。</p>\n\n<p>实现 <code>WordFilter</code> 类：</p>\n\n<ul>\n\t<li><code>WordFilter(string[] words)</code> 使用词典中的单词 <code>words</code> 初始化对象。</li>\n\t<li><code>f(string pref, string suff)</code> 返回词典中具有前缀 <code>prefix</code> 和后缀 <code>suff</code> 的单词的下标。如果存在不止一个满足要求的下标，返回其中 <strong>最大的下标</strong> 。如果不存在这样的单词，返回 <code>-1</code> 。</li>\n</ul>\n\n<p> </p>\n\n<p><strong>示例：</strong></p>\n\n<pre>\n<strong>输入</strong>\n[\"WordFilter\", \"f\"]\n[[[\"apple\"]], [\"a\", \"e\"]]\n<strong>输出</strong>\n[null, 0]\n<strong>解释</strong>\nWordFilter wordFilter = new WordFilter([\"apple\"]);\nwordFilter.f(\"a\", \"e\"); // 返回 0 ，因为下标为 0 的单词：前缀 prefix = \"a\" 且 后缀 suff = \"e\" 。\n</pre>\n \n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 <= words.length <= 10<sup>4</sup></code></li>\n\t<li><code>1 <= words[i].length <= 7</code></li>\n\t<li><code>1 <= pref.length, suff.length <= 7</code></li>\n\t<li><code>words[i]</code>、<code>pref</code> 和 <code>suff</code> 仅由小写英文字母组成</li>\n\t<li>最多对函数 <code>f</code> 执行 <code>10<sup>4</sup></code> 次调用</li>\n</ul>\n",
|
|
"isPaidOnly": false,
|
|
"difficulty": "Hard",
|
|
"likes": 195,
|
|
"dislikes": 0,
|
|
"isLiked": null,
|
|
"similarQuestions": "[{\"title\": \"Design Add and Search Words Data Structure\", \"titleSlug\": \"design-add-and-search-words-data-structure\", \"difficulty\": \"Medium\", \"translatedTitle\": \"\\u6dfb\\u52a0\\u4e0e\\u641c\\u7d22\\u5355\\u8bcd - \\u6570\\u636e\\u7ed3\\u6784\\u8bbe\\u8ba1\", \"isPaidOnly\": false}]",
|
|
"contributors": [],
|
|
"langToValidPlayground": "{\"cpp\": false, \"java\": false, \"python\": false, \"python3\": false, \"mysql\": false, \"mssql\": false, \"oraclesql\": false, \"c\": false, \"csharp\": false, \"javascript\": false, \"typescript\": false, \"bash\": false, \"php\": false, \"swift\": false, \"kotlin\": false, \"dart\": false, \"golang\": false, \"ruby\": false, \"scala\": false, \"html\": false, \"pythonml\": false, \"rust\": false, \"racket\": false, \"erlang\": false, \"elixir\": false, \"pythondata\": false, \"react\": false, \"vanillajs\": false, \"postgresql\": false}",
|
|
"topicTags": [
|
|
{
|
|
"name": "Design",
|
|
"slug": "design",
|
|
"translatedName": "设计",
|
|
"__typename": "TopicTagNode"
|
|
},
|
|
{
|
|
"name": "Trie",
|
|
"slug": "trie",
|
|
"translatedName": "字典树",
|
|
"__typename": "TopicTagNode"
|
|
},
|
|
{
|
|
"name": "Hash Table",
|
|
"slug": "hash-table",
|
|
"translatedName": "哈希表",
|
|
"__typename": "TopicTagNode"
|
|
},
|
|
{
|
|
"name": "String",
|
|
"slug": "string",
|
|
"translatedName": "字符串",
|
|
"__typename": "TopicTagNode"
|
|
}
|
|
],
|
|
"companyTagStats": null,
|
|
"codeSnippets": [
|
|
{
|
|
"lang": "C++",
|
|
"langSlug": "cpp",
|
|
"code": "class WordFilter {\npublic:\n WordFilter(vector<string>& words) {\n\n }\n \n int f(string pref, string suff) {\n\n }\n};\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * WordFilter* obj = new WordFilter(words);\n * int param_1 = obj->f(pref,suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Java",
|
|
"langSlug": "java",
|
|
"code": "class WordFilter {\n\n public WordFilter(String[] words) {\n\n }\n \n public int f(String pref, String suff) {\n\n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * WordFilter obj = new WordFilter(words);\n * int param_1 = obj.f(pref,suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Python",
|
|
"langSlug": "python",
|
|
"code": "class WordFilter(object):\n\n def __init__(self, words):\n \"\"\"\n :type words: List[str]\n \"\"\"\n\n\n def f(self, pref, suff):\n \"\"\"\n :type pref: str\n :type suff: str\n :rtype: int\n \"\"\"\n\n\n\n# Your WordFilter object will be instantiated and called as such:\n# obj = WordFilter(words)\n# param_1 = obj.f(pref,suff)",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Python3",
|
|
"langSlug": "python3",
|
|
"code": "class WordFilter:\n\n def __init__(self, words: List[str]):\n\n\n def f(self, pref: str, suff: str) -> int:\n\n\n\n# Your WordFilter object will be instantiated and called as such:\n# obj = WordFilter(words)\n# param_1 = obj.f(pref,suff)",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "C",
|
|
"langSlug": "c",
|
|
"code": "\n\n\ntypedef struct {\n \n} WordFilter;\n\n\nWordFilter* wordFilterCreate(char** words, int wordsSize) {\n \n}\n\nint wordFilterF(WordFilter* obj, char* pref, char* suff) {\n \n}\n\nvoid wordFilterFree(WordFilter* obj) {\n \n}\n\n/**\n * Your WordFilter struct will be instantiated and called as such:\n * WordFilter* obj = wordFilterCreate(words, wordsSize);\n * int param_1 = wordFilterF(obj, pref, suff);\n \n * wordFilterFree(obj);\n*/",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "C#",
|
|
"langSlug": "csharp",
|
|
"code": "public class WordFilter {\n\n public WordFilter(string[] words) {\n\n }\n \n public int F(string pref, string suff) {\n\n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * WordFilter obj = new WordFilter(words);\n * int param_1 = obj.F(pref,suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "JavaScript",
|
|
"langSlug": "javascript",
|
|
"code": "/**\n * @param {string[]} words\n */\nvar WordFilter = function(words) {\n\n};\n\n/** \n * @param {string} pref \n * @param {string} suff\n * @return {number}\n */\nWordFilter.prototype.f = function(pref, suff) {\n\n};\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * var obj = new WordFilter(words)\n * var param_1 = obj.f(pref,suff)\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "TypeScript",
|
|
"langSlug": "typescript",
|
|
"code": "class WordFilter {\n constructor(words: string[]) {\n \n }\n\n f(pref: string, suff: string): number {\n \n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * var obj = new WordFilter(words)\n * var param_1 = obj.f(pref,suff)\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "PHP",
|
|
"langSlug": "php",
|
|
"code": "class WordFilter {\n /**\n * @param String[] $words\n */\n function __construct($words) {\n\n }\n\n /**\n * @param String $pref\n * @param String $suff\n * @return Integer\n */\n function f($pref, $suff) {\n\n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * $obj = WordFilter($words);\n * $ret_1 = $obj->f($pref, $suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Swift",
|
|
"langSlug": "swift",
|
|
"code": "\nclass WordFilter {\n\n init(_ words: [String]) {\n\n }\n \n func f(_ pref: String, _ suff: String) -> Int {\n\n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * let obj = WordFilter(words)\n * let ret_1: Int = obj.f(pref, suff)\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Kotlin",
|
|
"langSlug": "kotlin",
|
|
"code": "class WordFilter(words: Array<String>) {\n\n fun f(pref: String, suff: String): Int {\n\n }\n\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * var obj = WordFilter(words)\n * var param_1 = obj.f(pref,suff)\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Dart",
|
|
"langSlug": "dart",
|
|
"code": "class WordFilter {\n\n WordFilter(List<String> words) {\n \n }\n \n int f(String pref, String suff) {\n \n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * WordFilter obj = WordFilter(words);\n * int param1 = obj.f(pref,suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Go",
|
|
"langSlug": "golang",
|
|
"code": "type WordFilter struct {\n\n}\n\n\nfunc Constructor(words []string) WordFilter {\n\n}\n\n\nfunc (this *WordFilter) F(pref string, suff string) int {\n\n}\n\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * obj := Constructor(words);\n * param_1 := obj.F(pref,suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Ruby",
|
|
"langSlug": "ruby",
|
|
"code": "class WordFilter\n\n=begin\n :type words: String[]\n=end\n def initialize(words)\n\n end\n\n\n=begin\n :type pref: String\n :type suff: String\n :rtype: Integer\n=end\n def f(pref, suff)\n\n end\n\n\nend\n\n# Your WordFilter object will be instantiated and called as such:\n# obj = WordFilter.new(words)\n# param_1 = obj.f(pref, suff)",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Scala",
|
|
"langSlug": "scala",
|
|
"code": "class WordFilter(_words: Array[String]) {\n\n def f(pref: String, suff: String): Int = {\n\n }\n\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * var obj = new WordFilter(words)\n * var param_1 = obj.f(pref,suff)\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Rust",
|
|
"langSlug": "rust",
|
|
"code": "struct WordFilter {\n\n}\n\n\n/**\n * `&self` means the method takes an immutable reference.\n * If you need a mutable reference, change it to `&mut self` instead.\n */\nimpl WordFilter {\n\n fn new(words: Vec<String>) -> Self {\n\n }\n \n fn f(&self, pref: String, suff: String) -> i32 {\n\n }\n}\n\n/**\n * Your WordFilter object will be instantiated and called as such:\n * let obj = WordFilter::new(words);\n * let ret_1: i32 = obj.f(pref, suff);\n */",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Racket",
|
|
"langSlug": "racket",
|
|
"code": "(define word-filter%\n (class object%\n (super-new)\n \n ; words : (listof string?)\n (init-field\n words)\n \n ; f : string? string? -> exact-integer?\n (define/public (f pref suff)\n )))\n\n;; Your word-filter% object will be instantiated and called as such:\n;; (define obj (new word-filter% [words words]))\n;; (define param_1 (send obj f pref suff))",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Erlang",
|
|
"langSlug": "erlang",
|
|
"code": "-spec word_filter_init_(Words :: [unicode:unicode_binary()]) -> any().\nword_filter_init_(Words) ->\n .\n\n-spec word_filter_f(Pref :: unicode:unicode_binary(), Suff :: unicode:unicode_binary()) -> integer().\nword_filter_f(Pref, Suff) ->\n .\n\n\n%% Your functions will be called as such:\n%% word_filter_init_(Words),\n%% Param_1 = word_filter_f(Pref, Suff),\n\n%% word_filter_init_ will be called before every test case, in which you can do some necessary initializations.",
|
|
"__typename": "CodeSnippetNode"
|
|
},
|
|
{
|
|
"lang": "Elixir",
|
|
"langSlug": "elixir",
|
|
"code": "defmodule WordFilter do\n @spec init_(words :: [String.t]) :: any\n def init_(words) do\n \n end\n\n @spec f(pref :: String.t, suff :: String.t) :: integer\n def f(pref, suff) do\n \n end\nend\n\n# Your functions will be called as such:\n# WordFilter.init_(words)\n# param_1 = WordFilter.f(pref, suff)\n\n# WordFilter.init_ will be called before every test case, in which you can do some necessary initializations.",
|
|
"__typename": "CodeSnippetNode"
|
|
}
|
|
],
|
|
"stats": "{\"totalAccepted\": \"25.5K\", \"totalSubmission\": \"58.2K\", \"totalAcceptedRaw\": 25484, \"totalSubmissionRaw\": 58155, \"acRate\": \"43.8%\"}",
|
|
"hints": [
|
|
"Take \"apple\" as an example, we will insert add \"apple{apple\", \"pple{apple\", \"ple{apple\", \"le{apple\", \"e{apple\", \"{apple\" into the Trie Tree.",
|
|
"If the query is: prefix = \"app\", suffix = \"le\", we can find it by querying our trie for\r\n\"le { app\".",
|
|
"We use '{' because in ASCii Table, '{' is next to 'z', so we just need to create new TrieNode[27] instead of 26. Also, compared with traditional Trie, we add the attribute weight in class TrieNode.\r\nYou can still choose any different character."
|
|
],
|
|
"solution": null,
|
|
"status": null,
|
|
"sampleTestCase": "[\"WordFilter\",\"f\"]\n[[[\"apple\"]],[\"a\",\"e\"]]",
|
|
"metaData": "{\n \"classname\": \"WordFilter\",\n \"constructor\": {\n \"params\": [\n {\n \"type\": \"string[]\",\n \"name\": \"words\"\n }\n ]\n },\n \"methods\": [\n {\n \"name\": \"f\",\n \"params\": [\n {\n \"type\": \"string\",\n \"name\": \"pref\"\n },\n {\n \"type\": \"string\",\n \"name\": \"suff\"\n }\n ],\n \"return\": {\n \"type\": \"integer\"\n }\n }\n ],\n \"systemdesign\": true,\n \"params\": [\n {\n \"name\": \"inputs\",\n \"type\": \"integer[]\"\n },\n {\n \"name\": \"inputs\",\n \"type\": \"integer[]\"\n }\n ],\n \"return\": {\n \"type\": \"list<String>\",\n \"dealloc\": true\n }\n}",
|
|
"judgerAvailable": true,
|
|
"judgeType": "large",
|
|
"mysqlSchemas": [],
|
|
"enableRunCode": true,
|
|
"envInfo": "{\"cpp\":[\"C++\",\"<p>\\u7248\\u672c\\uff1a<code>clang 11<\\/code> \\u91c7\\u7528\\u6700\\u65b0C++ 20\\u6807\\u51c6\\u3002<\\/p>\\r\\n\\r\\n<p>\\u7f16\\u8bd1\\u65f6\\uff0c\\u5c06\\u4f1a\\u91c7\\u7528<code>-O2<\\/code>\\u7ea7\\u4f18\\u5316\\u3002<a href=\\\"https:\\/\\/github.com\\/google\\/sanitizers\\/wiki\\/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer<\\/a> \\u4e5f\\u88ab\\u5f00\\u542f\\u6765\\u68c0\\u6d4b<code>out-of-bounds<\\/code>\\u548c<code>use-after-free<\\/code>\\u9519\\u8bef\\u3002<\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u4f7f\\u7528\\u65b9\\u4fbf\\uff0c\\u5927\\u90e8\\u5206\\u6807\\u51c6\\u5e93\\u7684\\u5934\\u6587\\u4ef6\\u5df2\\u7ecf\\u88ab\\u81ea\\u52a8\\u5bfc\\u5165\\u3002<\\/p>\"],\"java\":[\"Java\",\"<p>\\u7248\\u672c\\uff1a<code>OpenJDK 17<\\/code>\\u3002\\u53ef\\u4ee5\\u4f7f\\u7528Java 8\\u7684\\u7279\\u6027\\u4f8b\\u5982\\uff0clambda expressions \\u548c stream API\\u3002<\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u65b9\\u4fbf\\u8d77\\u89c1\\uff0c\\u5927\\u90e8\\u5206\\u6807\\u51c6\\u5e93\\u7684\\u5934\\u6587\\u4ef6\\u5df2\\u88ab\\u5bfc\\u5165\\u3002<\\/p>\\r\\n\\r\\n<p>\\u5305\\u542b Pair \\u7c7b: https:\\/\\/docs.oracle.com\\/javase\\/8\\/javafx\\/api\\/javafx\\/util\\/Pair.html <\\/p>\"],\"python\":[\"Python\",\"<p>\\u7248\\u672c\\uff1a <code>Python 2.7.12<\\/code><\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u65b9\\u4fbf\\u8d77\\u89c1\\uff0c\\u5927\\u90e8\\u5206\\u5e38\\u7528\\u5e93\\u5df2\\u7ecf\\u88ab\\u81ea\\u52a8 \\u5bfc\\u5165\\uff0c\\u5982\\uff1a<a href=\\\"https:\\/\\/docs.python.org\\/2\\/library\\/array.html\\\" target=\\\"_blank\\\">array<\\/a>, <a href=\\\"https:\\/\\/docs.python.org\\/2\\/library\\/bisect.html\\\" target=\\\"_blank\\\">bisect<\\/a>, <a href=\\\"https:\\/\\/docs.python.org\\/2\\/library\\/collections.html\\\" target=\\\"_blank\\\">collections<\\/a>\\u3002\\u5982\\u679c\\u60a8\\u9700\\u8981\\u4f7f\\u7528\\u5176\\u4ed6\\u5e93\\u51fd\\u6570\\uff0c\\u8bf7\\u81ea\\u884c\\u5bfc\\u5165\\u3002<\\/p>\\r\\n\\r\\n<p>\\u6ce8\\u610f Python 2.7 <a href=\\\"https:\\/\\/www.python.org\\/dev\\/peps\\/pep-0373\\/\\\" target=\\\"_blank\\\">\\u5c06\\u57282020\\u5e74\\u540e\\u4e0d\\u518d\\u7ef4\\u62a4<\\/a>\\u3002 \\u5982\\u60f3\\u4f7f\\u7528\\u6700\\u65b0\\u7248\\u7684Python\\uff0c\\u8bf7\\u9009\\u62e9Python 3\\u3002<\\/p>\"],\"c\":[\"C\",\"<p>\\u7248\\u672c\\uff1a<code>GCC 8.2<\\/code>\\uff0c\\u91c7\\u7528GNU11\\u6807\\u51c6\\u3002<\\/p>\\r\\n\\r\\n<p>\\u7f16\\u8bd1\\u65f6\\uff0c\\u5c06\\u4f1a\\u91c7\\u7528<code>-O1<\\/code>\\u7ea7\\u4f18\\u5316\\u3002 <a href=\\\"https:\\/\\/github.com\\/google\\/sanitizers\\/wiki\\/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer<\\/a>\\u4e5f\\u88ab\\u5f00\\u542f\\u6765\\u68c0\\u6d4b<code>out-of-bounds<\\/code>\\u548c<code>use-after-free<\\/code>\\u9519\\u8bef\\u3002<\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u4f7f\\u7528\\u65b9\\u4fbf\\uff0c\\u5927\\u90e8\\u5206\\u6807\\u51c6\\u5e93\\u7684\\u5934\\u6587\\u4ef6\\u5df2\\u7ecf\\u88ab\\u81ea\\u52a8\\u5bfc\\u5165\\u3002<\\/p>\\r\\n\\r\\n<p>\\u5982\\u60f3\\u4f7f\\u7528\\u54c8\\u5e0c\\u8868\\u8fd0\\u7b97, \\u60a8\\u53ef\\u4ee5\\u4f7f\\u7528 <a href=\\\"https:\\/\\/troydhanson.github.io\\/uthash\\/\\\" target=\\\"_blank\\\">uthash<\\/a>\\u3002 \\\"uthash.h\\\"\\u5df2\\u7ecf\\u9ed8\\u8ba4\\u88ab\\u5bfc\\u5165\\u3002\\u8bf7\\u770b\\u5982\\u4e0b\\u793a\\u4f8b:<\\/p>\\r\\n\\r\\n<p><b>1. \\u5f80\\u54c8\\u5e0c\\u8868\\u4e2d\\u6dfb\\u52a0\\u4e00\\u4e2a\\u5bf9\\u8c61\\uff1a<\\/b>\\r\\n<pre>\\r\\nstruct hash_entry {\\r\\n int id; \\/* we'll use this field as the key *\\/\\r\\n char name[10];\\r\\n UT_hash_handle hh; \\/* makes this structure hashable *\\/\\r\\n};\\r\\n\\r\\nstruct hash_entry *users = NULL;\\r\\n\\r\\nvoid add_user(struct hash_entry *s) {\\r\\n HASH_ADD_INT(users, id, s);\\r\\n}\\r\\n<\\/pre>\\r\\n<\\/p>\\r\\n\\r\\n<p><b>2. \\u5728\\u54c8\\u5e0c\\u8868\\u4e2d\\u67e5\\u627e\\u4e00\\u4e2a\\u5bf9\\u8c61\\uff1a<\\/b>\\r\\n<pre>\\r\\nstruct hash_entry *find_user(int user_id) {\\r\\n struct hash_entry *s;\\r\\n HASH_FIND_INT(users, &user_id, s);\\r\\n return s;\\r\\n}\\r\\n<\\/pre>\\r\\n<\\/p>\\r\\n\\r\\n<p><b>3. \\u4ece\\u54c8\\u5e0c\\u8868\\u4e2d\\u5220\\u9664\\u4e00\\u4e2a\\u5bf9\\u8c61\\uff1a<\\/b>\\r\\n<pre>\\r\\nvoid delete_user(struct hash_entry *user) {\\r\\n HASH_DEL(users, user); \\r\\n}\\r\\n<\\/pre>\\r\\n<\\/p>\"],\"csharp\":[\"C#\",\"<p><a href=\\\"https:\\/\\/docs.microsoft.com\\/en-us\\/dotnet\\/csharp\\/whats-new\\/csharp-9\\\" target=\\\"_blank\\\">C# 10<\\/a> \\u8fd0\\u884c\\u5728 .NET 6 \\u4e0a<\\/p>\"],\"javascript\":[\"JavaScript\",\"<p>\\u7248\\u672c\\uff1a<code>Node.js 16.13.2<\\/code><\\/p>\\r\\n\\r\\n<p>\\u60a8\\u7684\\u4ee3\\u7801\\u5728\\u6267\\u884c\\u65f6\\u5c06\\u5e26\\u4e0a <code>--harmony<\\/code> \\u6807\\u8bb0\\u6765\\u5f00\\u542f <a href=\\\"http:\\/\\/node.green\\/\\\" target=\\\"_blank\\\">\\u65b0\\u7248ES6\\u7279\\u6027<\\/a>\\u3002<\\/p>\\r\\n\\r\\n<p><a href=\\\"https:\\/\\/lodash.com\\\" target=\\\"_blank\\\">lodash.js<\\/a> \\u5e93\\u5df2\\u7ecf\\u9ed8\\u8ba4\\u88ab\\u5305\\u542b\\u3002<\\/p>\\r\\n\\r\\n<p> \\u5982\\u9700\\u4f7f\\u7528\\u961f\\u5217\\/\\u4f18\\u5148\\u961f\\u5217\\uff0c\\u60a8\\u53ef\\u4f7f\\u7528 <a href=\\\"https:\\/\\/github.com\\/datastructures-js\\/priority-queue\\/tree\\/fb4fdb984834421279aeb081df7af624d17c2a03\\\" target=\\\"_blank\\\"> datastructures-js\\/priority-queue@5.3.0<\\/a> \\u548c <a href=\\\"https:\\/\\/github.com\\/datastructures-js\\/queue\\/tree\\/e63563025a5a805aa16928cb53bcd517bfea9230\\\" target=\\\"_blank\\\"> datastructures-js\\/queue@4.2.1<\\/a>\\u3002<\\/p>\"],\"ruby\":[\"Ruby\",\"<p>\\u4f7f\\u7528<code>Ruby 3.1<\\/code>\\u6267\\u884c<\\/p>\\r\\n\\r\\n<p>\\u4e00\\u4e9b\\u5e38\\u7528\\u7684\\u6570\\u636e\\u7ed3\\u6784\\u5df2\\u5728 Algorithms \\u6a21\\u5757\\u4e2d\\u63d0\\u4f9b\\uff1ahttps:\\/\\/www.rubydoc.info\\/github\\/kanwei\\/algorithms\\/Algorithms<\\/p>\"],\"swift\":[\"Swift\",\"<p>\\u7248\\u672c\\uff1a<code>Swift 5.5.2<\\/code><\\/p>\\r\\n\\r\\n<p>\\u6211\\u4eec\\u901a\\u5e38\\u4fdd\\u8bc1\\u66f4\\u65b0\\u5230 <a href=\\\"https:\\/\\/swift.org\\/download\\/\\\" target=\\\"_blank\\\">Apple\\u653e\\u51fa\\u7684\\u6700\\u65b0\\u7248Swift<\\/a>\\u3002\\u5982\\u679c\\u60a8\\u53d1\\u73b0Swift\\u4e0d\\u662f\\u6700\\u65b0\\u7248\\u7684\\uff0c\\u8bf7\\u8054\\u7cfb\\u6211\\u4eec\\uff01\\u6211\\u4eec\\u5c06\\u5c3d\\u5feb\\u66f4\\u65b0\\u3002<\\/p>\"],\"golang\":[\"Go\",\"<p>\\u7248\\u672c\\uff1a<code>Go 1.21<\\/code><\\/p>\\r\\n\\r\\n<p>\\u652f\\u6301 <a href=\\\"https:\\/\\/github.com\\/emirpasic\\/gods\\/tree\\/v1.18.1\\\" target=\\\"_blank\\\">https:\\/\\/godoc.org\\/github.com\\/emirpasic\\/gods@v1.18.1<\\/a> \\u7b2c\\u4e09\\u65b9\\u5e93\\u3002<\\/p>\"],\"python3\":[\"Python3\",\"<p>\\u7248\\u672c\\uff1a<code>Python 3.10<\\/code><\\/p>\\r\\n\\r\\n<p>\\u4e3a\\u4e86\\u65b9\\u4fbf\\u8d77\\u89c1\\uff0c\\u5927\\u90e8\\u5206\\u5e38\\u7528\\u5e93\\u5df2\\u7ecf\\u88ab\\u81ea\\u52a8 \\u5bfc\\u5165\\uff0c\\u5982<a href=\\\"https:\\/\\/docs.python.org\\/3\\/library\\/array.html\\\" target=\\\"_blank\\\">array<\\/a>, <a href=\\\"https:\\/\\/docs.python.org\\/3\\/library\\/bisect.html\\\" target=\\\"_blank\\\">bisect<\\/a>, <a href=\\\"https:\\/\\/docs.python.org\\/3\\/library\\/collections.html\\\" target=\\\"_blank\\\">collections<\\/a>\\u3002 \\u5982\\u679c\\u60a8\\u9700\\u8981\\u4f7f\\u7528\\u5176\\u4ed6\\u5e93\\u51fd\\u6570\\uff0c\\u8bf7\\u81ea\\u884c\\u5bfc\\u5165\\u3002<\\/p>\\r\\n\\r\\n<p>\\u5982\\u9700\\u4f7f\\u7528 Map\\/TreeMap \\u6570\\u636e\\u7ed3\\u6784\\uff0c\\u60a8\\u53ef\\u4f7f\\u7528 <a href=\\\"http:\\/\\/www.grantjenks.com\\/docs\\/sortedcontainers\\/\\\" target=\\\"_blank\\\">sortedcontainers<\\/a> \\u5e93\\u3002<\\/p>\"],\"scala\":[\"Scala\",\"<p>\\u7248\\u672c\\uff1a<code>Scala 2.13<\\/code><\\/p>\"],\"kotlin\":[\"Kotlin\",\"<p>\\u7248\\u672c\\uff1a<code>Kotlin 1.9.0<\\/code><\\/p>\\r\\n\\r\\n<p>\\u6211\\u4eec\\u4f7f\\u7528\\u7684\\u662f JetBrains \\u63d0\\u4f9b\\u7684 experimental compiler\\u3002\\u5982\\u679c\\u60a8\\u8ba4\\u4e3a\\u60a8\\u9047\\u5230\\u4e86\\u7f16\\u8bd1\\u5668\\u76f8\\u5173\\u7684\\u95ee\\u9898\\uff0c\\u8bf7\\u5411\\u6211\\u4eec\\u53cd\\u9988<\\/p>\"],\"rust\":[\"Rust\",\"<p>\\u7248\\u672c\\uff1a<code>rust 1.58.1<\\/code><\\/p>\\r\\n\\r\\n<p>\\u652f\\u6301 crates.io \\u7684 <a href=\\\"https:\\/\\/crates.io\\/crates\\/rand\\\" target=\\\"_blank\\\">rand<\\/a><\\/p>\"],\"php\":[\"PHP\",\"<p><code>PHP 8.1<\\/code>.<\\/p>\\r\\n\\r\\n<p>With bcmath module.<\\/p>\"],\"typescript\":[\"TypeScript\",\"<p>TypeScript 5.1.6<\\/p>\\r\\n\\r\\n<p>Compile Options: --alwaysStrict --strictBindCallApply --strictFunctionTypes --target ES2022<\\/p>\\r\\n\\r\\n<p><a href=\\\"https:\\/\\/lodash.com\\\" target=\\\"_blank\\\">lodash.js<\\/a> \\u5e93\\u5df2\\u7ecf\\u9ed8\\u8ba4\\u88ab\\u5305\\u542b\\u3002<\\/p>\\r\\n\\r\\n<p> \\u5982\\u9700\\u4f7f\\u7528\\u961f\\u5217\\/\\u4f18\\u5148\\u961f\\u5217\\uff0c\\u60a8\\u53ef\\u4f7f\\u7528 <a href=\\\"https:\\/\\/github.com\\/datastructures-js\\/priority-queue\\/tree\\/fb4fdb984834421279aeb081df7af624d17c2a03\\\" target=\\\"_blank\\\"> datastructures-js\\/priority-queue@5.3.0<\\/a> \\u548c <a href=\\\"https:\\/\\/github.com\\/datastructures-js\\/queue\\/tree\\/e63563025a5a805aa16928cb53bcd517bfea9230\\\" target=\\\"_blank\\\"> datastructures-js\\/queue@4.2.1<\\/a>\\u3002<\\/p>\"],\"racket\":[\"Racket\",\"<p><a href=\\\"https:\\/\\/docs.racket-lang.org\\/guide\\/performance.html#%28tech._c%29\\\" target=\\\"_blank\\\">Racket CS<\\/a> v8.3<\\/p>\\r\\n\\r\\n<p>\\u4f7f\\u7528 #lang racket<\\/p>\\r\\n\\r\\n<p>\\u5df2\\u9884\\u5148 (require data\\/gvector data\\/queue data\\/order data\\/heap). \\u82e5\\u9700\\u4f7f\\u7528\\u5176\\u5b83\\u6570\\u636e\\u7ed3\\u6784\\uff0c\\u53ef\\u81ea\\u884c require\\u3002<\\/p>\"],\"erlang\":[\"Erlang\",\"Erlang\\/OTP 24.2\"],\"elixir\":[\"Elixir\",\"Elixir 1.13.0 with Erlang\\/OTP 24.2\"],\"dart\":[\"Dart\",\"<p>Dart 2.17.3<\\/p>\\r\\n\\r\\n<p>\\u60a8\\u7684\\u4ee3\\u7801\\u5c06\\u4f1a\\u88ab\\u4e0d\\u7f16\\u8bd1\\u76f4\\u63a5\\u8fd0\\u884c<\\/p>\"]}",
|
|
"book": null,
|
|
"isSubscribed": false,
|
|
"isDailyQuestion": false,
|
|
"dailyRecordStatus": null,
|
|
"editorType": "CKEDITOR",
|
|
"ugcQuestionId": null,
|
|
"style": "LEETCODE",
|
|
"exampleTestcases": "[\"WordFilter\",\"f\"]\n[[[\"apple\"]],[\"a\",\"e\"]]",
|
|
"__typename": "QuestionNode"
|
|
}
|
|
}
|
|
} |