mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
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150 lines
14 KiB
JSON
150 lines
14 KiB
JSON
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"question": {
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"questionId": "1651",
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"questionFrontendId": "1528",
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"boundTopicId": null,
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"title": "Shuffle String",
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"titleSlug": "shuffle-string",
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"content": "<p>You are given a string <code>s</code> and an integer array <code>indices</code> of the <strong>same length</strong>. The string <code>s</code> will be shuffled such that the character at the <code>i<sup>th</sup></code> position moves to <code>indices[i]</code> in the shuffled string.</p>\n\n<p>Return <em>the shuffled string</em>.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n<img alt=\"\" src=\"https://assets.leetcode.com/uploads/2020/07/09/q1.jpg\" style=\"width: 321px; height: 243px;\" />\n<pre>\n<strong>Input:</strong> s = "codeleet", <code>indices</code> = [4,5,6,7,0,2,1,3]\n<strong>Output:</strong> "leetcode"\n<strong>Explanation:</strong> As shown, "codeleet" becomes "leetcode" after shuffling.\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> s = "abc", <code>indices</code> = [0,1,2]\n<strong>Output:</strong> "abc"\n<strong>Explanation:</strong> After shuffling, each character remains in its position.\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>s.length == indices.length == n</code></li>\n\t<li><code>1 <= n <= 100</code></li>\n\t<li><code>s</code> consists of only lowercase English letters.</li>\n\t<li><code>0 <= indices[i] < n</code></li>\n\t<li>All values of <code>indices</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": "Easy",
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"likes": 1353,
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"similarQuestions": "[]",
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"exampleTestcases": "\"codeleet\"\n[4,5,6,7,0,2,1,3]\n\"abc\"\n[0,1,2]",
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"categoryTitle": "Algorithms",
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"contributors": [],
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{
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"name": "Array",
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"name": "String",
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"lang": "C++",
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"langSlug": "cpp",
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"code": "class Solution {\r\npublic:\r\n string restoreString(string s, vector<int>& indices) {\r\n \r\n }\r\n};",
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"__typename": "CodeSnippetNode"
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},
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"lang": "Java",
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"langSlug": "java",
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"code": "class Solution {\r\n public String restoreString(String s, int[] indices) {\r\n \r\n }\r\n}",
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"__typename": "CodeSnippetNode"
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},
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"lang": "Python",
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"langSlug": "python",
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"code": "class Solution(object):\r\n def restoreString(self, s, indices):\r\n \"\"\"\r\n :type s: str\r\n :type indices: List[int]\r\n :rtype: str\r\n \"\"\"",
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"langSlug": "python3",
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"code": "class Solution:\r\n def restoreString(self, s: str, indices: List[int]) -> str:",
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},
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"lang": "C",
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"langSlug": "c",
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"code": "char * restoreString(char * s, int* indices, int indicesSize){\r\n\r\n}",
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"lang": "C#",
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"langSlug": "csharp",
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"code": "public class Solution {\r\n public string RestoreString(string s, int[] indices) {\r\n \r\n }\r\n}",
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"__typename": "CodeSnippetNode"
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},
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"lang": "JavaScript",
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"langSlug": "javascript",
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"code": "/**\r\n * @param {string} s\r\n * @param {number[]} indices\r\n * @return {string}\r\n */\r\nvar restoreString = function(s, indices) {\r\n \r\n};",
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"lang": "Ruby",
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"langSlug": "ruby",
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"code": "# @param {String} s\r\n# @param {Integer[]} indices\r\n# @return {String}\r\ndef restore_string(s, indices)\r\n \r\nend",
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},
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"lang": "Swift",
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"langSlug": "swift",
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"code": "class Solution {\r\n func restoreString(_ s: String, _ indices: [Int]) -> String {\r\n \r\n }\r\n}",
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"__typename": "CodeSnippetNode"
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"lang": "Go",
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"langSlug": "golang",
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"code": "func restoreString(s string, indices []int) string {\r\n \r\n}",
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"code": "object Solution {\r\n def restoreString(s: String, indices: Array[Int]): String = {\r\n \r\n }\r\n}",
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"code": "class Solution {\r\n fun restoreString(s: String, indices: IntArray): String {\r\n \r\n }\r\n}",
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"lang": "Rust",
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"langSlug": "rust",
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"code": "impl Solution {\r\n pub fn restore_string(s: String, indices: Vec<i32>) -> String {\r\n \r\n }\r\n}",
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"__typename": "CodeSnippetNode"
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},
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"lang": "PHP",
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"langSlug": "php",
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"code": "class Solution {\r\n\r\n /**\r\n * @param String $s\r\n * @param Integer[] $indices\r\n * @return String\r\n */\r\n function restoreString($s, $indices) {\r\n \r\n }\r\n}",
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{
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"lang": "TypeScript",
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"langSlug": "typescript",
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"code": "function restoreString(s: string, indices: number[]): string {\r\n\r\n};",
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"__typename": "CodeSnippetNode"
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}
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],
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"stats": "{\"totalAccepted\": \"199.8K\", \"totalSubmission\": \"233K\", \"totalAcceptedRaw\": 199810, \"totalSubmissionRaw\": 233017, \"acRate\": \"85.7%\"}",
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"hints": [
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"You can create an auxiliary string t of length n.",
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"Assign t[indexes[i]] to s[i] for each i from 0 to n-1."
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],
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"solution": null,
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"status": null,
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"sampleTestCase": "\"codeleet\"\n[4,5,6,7,0,2,1,3]",
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"metaData": "{\n \"name\": \"restoreString\",\n \"params\": [\n {\n \"name\": \"s\",\n \"type\": \"string\"\n },\n {\n \"type\": \"integer[]\",\n \"name\": \"indices\"\n }\n ],\n \"return\": {\n \"type\": \"string\"\n }\n}",
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"envInfo": "{\"cpp\": [\"C++\", \"<p>Compiled with <code> clang 11 </code> using the latest C++ 17 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>. Java 8 features such as lambda expressions and stream API can be used. </p>\\r\\n\\r\\n<p>Most standard library headers are already included automatically for your convenience.</p>\\r\\n<p>Includes <code>Pair</code> class from https://docs.oracle.com/javase/8/javafx/api/javafx/util/Pair.html.</p>\"], \"python\": [\"Python\", \"<p><code>Python 2.7.12</code>.</p>\\r\\n\\r\\n<p>Most libraries are already imported automatically for your convenience, such as <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>. If you need more libraries, you can import it yourself.</p>\\r\\n\\r\\n<p>For Map/TreeMap data structure, you may use <a href=\\\"http://www.grantjenks.com/docs/sortedcontainers/\\\" target=\\\"_blank\\\">sortedcontainers</a> library.</p>\\r\\n\\r\\n<p>Note that Python 2.7 <a href=\\\"https://www.python.org/dev/peps/pep-0373/\\\" target=\\\"_blank\\\">will not be maintained past 2020</a>. 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Adding an item to a hash.</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. Looking up an item in a hash:</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. 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