mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-10 18:48:13 +08:00
209 lines
18 KiB
JSON
209 lines
18 KiB
JSON
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"question": {
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"questionId": "139",
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"title": "Word Break",
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"titleSlug": "word-break",
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"content": "<p>Given a string <code>s</code> and a dictionary of strings <code>wordDict</code>, return <code>true</code> if <code>s</code> can be segmented into a space-separated sequence of one or more dictionary words.</p>\n\n<p><strong>Note</strong> that the same word in the dictionary may be reused multiple times in the segmentation.</p>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = "leetcode", wordDict = ["leet","code"]\n<strong>Output:</strong> true\n<strong>Explanation:</strong> Return true because "leetcode" can be segmented as "leet code".\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = "applepenapple", wordDict = ["apple","pen"]\n<strong>Output:</strong> true\n<strong>Explanation:</strong> Return true because "applepenapple" can be segmented as "apple pen apple".\nNote that you are allowed to reuse a dictionary word.\n</pre>\n\n<p><strong class=\"example\">Example 3:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = "catsandog", wordDict = ["cats","dog","sand","and","cat"]\n<strong>Output:</strong> false\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>1 <= s.length <= 300</code></li>\n\t<li><code>1 <= wordDict.length <= 1000</code></li>\n\t<li><code>1 <= wordDict[i].length <= 20</code></li>\n\t<li><code>s</code> and <code>wordDict[i]</code> consist of only lowercase English letters.</li>\n\t<li>All the strings of <code>wordDict</code> are <strong>unique</strong>.</li>\n</ul>\n",
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"translatedTitle": null,
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"isPaidOnly": false,
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"difficulty": "Medium",
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"likes": 16513,
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"exampleTestcases": "\"leetcode\"\n[\"leet\",\"code\"]\n\"applepenapple\"\n[\"apple\",\"pen\"]\n\"catsandog\"\n[\"cats\",\"dog\",\"sand\",\"and\",\"cat\"]",
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"categoryTitle": "Algorithms",
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"name": "Array",
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"name": "Hash Table",
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"name": "String",
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"name": "Dynamic Programming",
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"name": "Trie",
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"name": "Memoization",
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"code": "class Solution {\npublic:\n bool wordBreak(string s, vector<string>& wordDict) {\n \n }\n};",
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"code": "class Solution(object):\n def wordBreak(self, s, wordDict):\n \"\"\"\n :type s: str\n :type wordDict: List[str]\n :rtype: bool\n \"\"\"\n ",
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"code": "bool wordBreak(char* s, char** wordDict, int wordDictSize) {\n \n}",
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"code": "public class Solution {\n public bool WordBreak(string s, IList<string> wordDict) {\n \n }\n}",
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"code": "/**\n * @param {string} s\n * @param {string[]} wordDict\n * @return {boolean}\n */\nvar wordBreak = function(s, wordDict) {\n \n};",
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"code": "class Solution {\n\n /**\n * @param String $s\n * @param String[] $wordDict\n * @return Boolean\n */\n function wordBreak($s, $wordDict) {\n \n }\n}",
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"lang": "Kotlin",
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"langSlug": "kotlin",
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"code": "class Solution {\n fun wordBreak(s: String, wordDict: List<String>): Boolean {\n \n }\n}",
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"lang": "Dart",
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"langSlug": "dart",
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"lang": "Go",
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"langSlug": "golang",
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"code": "func wordBreak(s string, wordDict []string) bool {\n \n}",
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"lang": "Ruby",
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"langSlug": "ruby",
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"code": "# @param {String} s\n# @param {String[]} word_dict\n# @return {Boolean}\ndef word_break(s, word_dict)\n \nend",
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"lang": "Scala",
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"langSlug": "scala",
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"code": "object Solution {\n def wordBreak(s: String, wordDict: List[String]): Boolean = {\n \n }\n}",
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"lang": "Rust",
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"langSlug": "rust",
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"code": "impl Solution {\n pub fn word_break(s: String, word_dict: Vec<String>) -> bool {\n \n }\n}",
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"lang": "Racket",
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"langSlug": "racket",
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"code": "(define/contract (word-break s wordDict)\n (-> string? (listof string?) boolean?)\n )",
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"lang": "Erlang",
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"langSlug": "erlang",
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"code": "-spec word_break(S :: unicode:unicode_binary(), WordDict :: [unicode:unicode_binary()]) -> boolean().\nword_break(S, WordDict) ->\n .",
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"lang": "Elixir",
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"langSlug": "elixir",
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"code": "defmodule Solution do\n @spec word_break(s :: String.t, word_dict :: [String.t]) :: boolean\n def word_break(s, word_dict) do\n \n end\nend",
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"stats": "{\"totalAccepted\": \"1.5M\", \"totalSubmission\": \"3.3M\", \"totalAcceptedRaw\": 1546233, \"totalSubmissionRaw\": 3333431, \"acRate\": \"46.4%\"}",
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"solution": {
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"sampleTestCase": "\"leetcode\"\n[\"leet\",\"code\"]",
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"envInfo": "{\"cpp\": [\"C++\", \"<p>Compiled with <code> clang 11 </code> using the latest C++ 20 standard.</p>\\r\\n\\r\\n<p>Your code is compiled with level two optimization (<code>-O2</code>). <a href=\\\"https://github.com/google/sanitizers/wiki/AddressSanitizer\\\" target=\\\"_blank\\\">AddressSanitizer</a> is also enabled to help detect out-of-bounds and use-after-free bugs.</p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\"], \"java\": [\"Java\", \"<p><code>OpenJDK 17</code>. 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