mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
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192 lines
22 KiB
JSON
192 lines
22 KiB
JSON
{
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"data": {
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"question": {
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"questionId": "732",
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"questionFrontendId": "732",
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"boundTopicId": null,
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"title": "My Calendar III",
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"titleSlug": "my-calendar-iii",
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"content": "<p>A <code>k</code>-booking happens when <code>k</code> events have some non-empty intersection (i.e., there is some time that is common to all <code>k</code> events.)</p>\n\n<p>You are given some events <code>[startTime, endTime)</code>, after each given event, return an integer <code>k</code> representing the maximum <code>k</code>-booking between all the previous events.</p>\n\n<p>Implement the <code>MyCalendarThree</code> class:</p>\n\n<ul>\n\t<li><code>MyCalendarThree()</code> Initializes the object.</li>\n\t<li><code>int book(int startTime, int endTime)</code> Returns an integer <code>k</code> representing the largest integer such that there exists a <code>k</code>-booking in the calendar.</li>\n</ul>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input</strong>\n["MyCalendarThree", "book", "book", "book", "book", "book", "book"]\n[[], [10, 20], [50, 60], [10, 40], [5, 15], [5, 10], [25, 55]]\n<strong>Output</strong>\n[null, 1, 1, 2, 3, 3, 3]\n\n<strong>Explanation</strong>\nMyCalendarThree myCalendarThree = new MyCalendarThree();\nmyCalendarThree.book(10, 20); // return 1\nmyCalendarThree.book(50, 60); // return 1\nmyCalendarThree.book(10, 40); // return 2\nmyCalendarThree.book(5, 15); // return 3\nmyCalendarThree.book(5, 10); // return 3\nmyCalendarThree.book(25, 55); // return 3\n\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>0 <= startTime < endTime <= 10<sup>9</sup></code></li>\n\t<li>At most <code>400</code> calls will be made to <code>book</code>.</li>\n</ul>\n",
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"difficulty": "Hard",
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"likes": 1908,
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"similarQuestions": "[{\"title\": \"My Calendar I\", \"titleSlug\": \"my-calendar-i\", \"difficulty\": \"Medium\", \"translatedTitle\": null}, {\"title\": \"My Calendar II\", \"titleSlug\": \"my-calendar-ii\", \"difficulty\": \"Medium\", \"translatedTitle\": null}, {\"title\": \"Count Integers in Intervals\", \"titleSlug\": \"count-integers-in-intervals\", \"difficulty\": \"Hard\", \"translatedTitle\": null}]",
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"exampleTestcases": "[\"MyCalendarThree\",\"book\",\"book\",\"book\",\"book\",\"book\",\"book\"]\n[[],[10,20],[50,60],[10,40],[5,15],[5,10],[25,55]]",
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"categoryTitle": "Algorithms",
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"contributors": [],
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"topicTags": [
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{
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"name": "Binary Search",
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"slug": "binary-search",
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},
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{
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"name": "Segment Tree",
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"name": "Ordered Set",
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{
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"lang": "C++",
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"langSlug": "cpp",
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"code": "class MyCalendarThree {\npublic:\n MyCalendarThree() {\n \n }\n \n int book(int startTime, int endTime) {\n \n }\n};\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * MyCalendarThree* obj = new MyCalendarThree();\n * int param_1 = obj->book(startTime,endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Java",
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"langSlug": "java",
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"code": "class MyCalendarThree {\n\n public MyCalendarThree() {\n \n }\n \n public int book(int startTime, int endTime) {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * MyCalendarThree obj = new MyCalendarThree();\n * int param_1 = obj.book(startTime,endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Python",
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"langSlug": "python",
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"code": "class MyCalendarThree(object):\n\n def __init__(self):\n \n\n def book(self, startTime, endTime):\n \"\"\"\n :type startTime: int\n :type endTime: int\n :rtype: int\n \"\"\"\n \n\n\n# Your MyCalendarThree object will be instantiated and called as such:\n# obj = MyCalendarThree()\n# param_1 = obj.book(startTime,endTime)",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Python3",
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"langSlug": "python3",
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"code": "class MyCalendarThree:\n\n def __init__(self):\n \n\n def book(self, startTime: int, endTime: int) -> int:\n \n\n\n# Your MyCalendarThree object will be instantiated and called as such:\n# obj = MyCalendarThree()\n# param_1 = obj.book(startTime,endTime)",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "C",
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"langSlug": "c",
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"code": "\n\n\ntypedef struct {\n \n} MyCalendarThree;\n\n\nMyCalendarThree* myCalendarThreeCreate() {\n \n}\n\nint myCalendarThreeBook(MyCalendarThree* obj, int startTime, int endTime) {\n \n}\n\nvoid myCalendarThreeFree(MyCalendarThree* obj) {\n \n}\n\n/**\n * Your MyCalendarThree struct will be instantiated and called as such:\n * MyCalendarThree* obj = myCalendarThreeCreate();\n * int param_1 = myCalendarThreeBook(obj, startTime, endTime);\n \n * myCalendarThreeFree(obj);\n*/",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "C#",
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"langSlug": "csharp",
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"code": "public class MyCalendarThree {\n\n public MyCalendarThree() {\n \n }\n \n public int Book(int startTime, int endTime) {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * MyCalendarThree obj = new MyCalendarThree();\n * int param_1 = obj.Book(startTime,endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "JavaScript",
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"langSlug": "javascript",
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"code": "\nvar MyCalendarThree = function() {\n \n};\n\n/** \n * @param {number} startTime \n * @param {number} endTime\n * @return {number}\n */\nMyCalendarThree.prototype.book = function(startTime, endTime) {\n \n};\n\n/** \n * Your MyCalendarThree object will be instantiated and called as such:\n * var obj = new MyCalendarThree()\n * var param_1 = obj.book(startTime,endTime)\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "TypeScript",
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"langSlug": "typescript",
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"code": "class MyCalendarThree {\n constructor() {\n \n }\n\n book(startTime: number, endTime: number): number {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * var obj = new MyCalendarThree()\n * var param_1 = obj.book(startTime,endTime)\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "PHP",
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"langSlug": "php",
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"code": "class MyCalendarThree {\n /**\n */\n function __construct() {\n \n }\n \n /**\n * @param Integer $startTime\n * @param Integer $endTime\n * @return Integer\n */\n function book($startTime, $endTime) {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * $obj = MyCalendarThree();\n * $ret_1 = $obj->book($startTime, $endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Swift",
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"langSlug": "swift",
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"code": "\nclass MyCalendarThree {\n\n init() {\n \n }\n \n func book(_ startTime: Int, _ endTime: Int) -> Int {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * let obj = MyCalendarThree()\n * let ret_1: Int = obj.book(startTime, endTime)\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Kotlin",
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"langSlug": "kotlin",
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"code": "class MyCalendarThree() {\n\n fun book(startTime: Int, endTime: Int): Int {\n \n }\n\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * var obj = MyCalendarThree()\n * var param_1 = obj.book(startTime,endTime)\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Dart",
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"langSlug": "dart",
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"code": "class MyCalendarThree {\n\n MyCalendarThree() {\n \n }\n \n int book(int startTime, int endTime) {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * MyCalendarThree obj = MyCalendarThree();\n * int param1 = obj.book(startTime,endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Go",
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"langSlug": "golang",
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"code": "type MyCalendarThree struct {\n \n}\n\n\nfunc Constructor() MyCalendarThree {\n \n}\n\n\nfunc (this *MyCalendarThree) Book(startTime int, endTime int) int {\n \n}\n\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * obj := Constructor();\n * param_1 := obj.Book(startTime,endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Ruby",
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"langSlug": "ruby",
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"code": "class MyCalendarThree\n def initialize()\n \n end\n\n\n=begin\n :type start_time: Integer\n :type end_time: Integer\n :rtype: Integer\n=end\n def book(start_time, end_time)\n \n end\n\n\nend\n\n# Your MyCalendarThree object will be instantiated and called as such:\n# obj = MyCalendarThree.new()\n# param_1 = obj.book(start_time, end_time)",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Scala",
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"langSlug": "scala",
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"code": "class MyCalendarThree() {\n\n def book(startTime: Int, endTime: Int): Int = {\n \n }\n\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * var obj = new MyCalendarThree()\n * var param_1 = obj.book(startTime,endTime)\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Rust",
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"langSlug": "rust",
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"code": "struct MyCalendarThree {\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 MyCalendarThree {\n\n fn new() -> Self {\n \n }\n \n fn book(&self, start_time: i32, end_time: i32) -> i32 {\n \n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * let obj = MyCalendarThree::new();\n * let ret_1: i32 = obj.book(startTime, endTime);\n */",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Racket",
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"langSlug": "racket",
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"code": "(define my-calendar-three%\n (class object%\n (super-new)\n \n (init-field)\n \n ; book : exact-integer? exact-integer? -> exact-integer?\n (define/public (book start-time end-time)\n )))\n\n;; Your my-calendar-three% object will be instantiated and called as such:\n;; (define obj (new my-calendar-three%))\n;; (define param_1 (send obj book start-time end-time))",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Erlang",
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"langSlug": "erlang",
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"code": "-spec my_calendar_three_init_() -> any().\nmy_calendar_three_init_() ->\n .\n\n-spec my_calendar_three_book(StartTime :: integer(), EndTime :: integer()) -> integer().\nmy_calendar_three_book(StartTime, EndTime) ->\n .\n\n\n%% Your functions will be called as such:\n%% my_calendar_three_init_(),\n%% Param_1 = my_calendar_three_book(StartTime, EndTime),\n\n%% my_calendar_three_init_ will be called before every test case, in which you can do some necessary initializations.",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Elixir",
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"langSlug": "elixir",
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"code": "defmodule MyCalendarThree do\n @spec init_() :: any\n def init_() do\n \n end\n\n @spec book(start_time :: integer, end_time :: integer) :: integer\n def book(start_time, end_time) do\n \n end\nend\n\n# Your functions will be called as such:\n# MyCalendarThree.init_()\n# param_1 = MyCalendarThree.book(start_time, end_time)\n\n# MyCalendarThree.init_ will be called before every test case, in which you can do some necessary initializations.",
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"__typename": "CodeSnippetNode"
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}
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],
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"stats": "{\"totalAccepted\": \"87.3K\", \"totalSubmission\": \"122K\", \"totalAcceptedRaw\": 87296, \"totalSubmissionRaw\": 121996, \"acRate\": \"71.6%\"}",
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"hints": [
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"Treat each interval [start, end) as two events \"start\" and \"end\", and process them in sorted order."
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],
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"solution": {
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"__typename": "ArticleNode"
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},
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"status": null,
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"sampleTestCase": "[\"MyCalendarThree\",\"book\",\"book\",\"book\",\"book\",\"book\",\"book\"]\n[[],[10,20],[50,60],[10,40],[5,15],[5,10],[25,55]]",
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"metaData": "{\n \"classname\": \"MyCalendarThree\",\n \"constructor\": {\n \"params\": []\n },\n \"methods\": [\n {\n \"name\": \"book\",\n \"params\": [\n {\n \"type\": \"integer\",\n \"name\": \"startTime\"\n },\n {\n \"type\": \"integer\",\n \"name\": \"endTime\"\n }\n ],\n \"return\": {\n \"type\": \"integer\"\n }\n }\n ],\n \"systemdesign\": true,\n \"params\": [\n {\n \"name\": \"starts\",\n \"type\": \"integer[]\"\n },\n {\n \"name\": \"ends\",\n \"type\": \"integer[]\"\n }\n ],\n \"return\": {\n \"type\": \"list<boolean>\",\n \"dealloc\": true\n }\n}",
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"judgeType": "large",
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"mysqlSchemas": [],
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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>. 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>. For the latest Python, please choose Python3 instead.</p>\"], \"c\": [\"C\", \"<p>Compiled with <code>gcc 8.2</code> using the gnu11 standard.</p>\\r\\n\\r\\n<p>Your code is compiled with level one optimization (<code>-O1</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>\\r\\n\\r\\n<p>For hash table operations, you may use <a href=\\\"https://troydhanson.github.io/uthash/\\\" target=\\\"_blank\\\">uthash</a>. \\\"uthash.h\\\" is included by default. Below are some examples:</p>\\r\\n\\r\\n<p><b>1. 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Deleting an item in a hash:</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://learn.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-10\\\" target=\\\"_blank\\\">C# 10 with .NET 6 runtime</a></p>\"], \"javascript\": [\"JavaScript\", \"<p><code>Node.js 16.13.2</code>.</p>\\r\\n\\r\\n<p>Your code is run with <code>--harmony</code> flag, enabling <a href=\\\"http://node.green/\\\" target=\\\"_blank\\\">new ES6 features</a>.</p>\\r\\n\\r\\n<p><a href=\\\"https://lodash.com\\\" target=\\\"_blank\\\">lodash.js</a> library is included by default.</p>\\r\\n\\r\\n<p>For Priority Queue / Queue data structures, you may use 5.3.0 version of <a href=\\\"https://github.com/datastructures-js/priority-queue/tree/fb4fdb984834421279aeb081df7af624d17c2a03\\\" target=\\\"_blank\\\">datastructures-js/priority-queue</a> and 4.2.1 version of <a href=\\\"https://github.com/datastructures-js/queue/tree/e63563025a5a805aa16928cb53bcd517bfea9230\\\" target=\\\"_blank\\\">datastructures-js/queue</a>.</p>\"], \"ruby\": [\"Ruby\", \"<p><code>Ruby 3.1</code></p>\\r\\n\\r\\n<p>Some common data structure implementations are provided in the Algorithms module: https://www.rubydoc.info/github/kanwei/algorithms/Algorithms</p>\"], \"swift\": [\"Swift\", \"<p><code>Swift 5.5.2</code>.</p>\"], \"golang\": [\"Go\", \"<p><code>Go 1.21</code></p>\\r\\n<p>Support <a href=\\\"https://github.com/emirpasic/gods/tree/v1.18.1\\\" target=\\\"_blank\\\">https://godoc.org/github.com/emirpasic/gods@v1.18.1</a> library.</p>\"], \"python3\": [\"Python3\", \"<p><code>Python 3.10</code>.</p>\\r\\n\\r\\n<p>Most libraries are already imported automatically for your convenience, such as <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>. 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>\"], \"scala\": [\"Scala\", \"<p><code>Scala 2.13.7</code>.</p>\"], \"kotlin\": [\"Kotlin\", \"<p><code>Kotlin 1.9.0</code>.</p>\"], \"rust\": [\"Rust\", \"<p><code>Rust 1.58.1</code></p>\\r\\n\\r\\n<p>Supports <a href=\\\"https://crates.io/crates/rand\\\" target=\\\"_blank\\\">rand </a> v0.6\\u00a0from crates.io</p>\"], \"php\": [\"PHP\", \"<p><code>PHP 8.1</code>.</p>\\r\\n<p>With bcmath module</p>\"], \"typescript\": [\"Typescript\", \"<p><code>TypeScript 5.1.6, Node.js 16.13.2</code>.</p>\\r\\n\\r\\n<p>Your code is run with <code>--harmony</code> flag, enabling <a href=\\\"http://node.green/\\\" target=\\\"_blank\\\">new ES2022 features</a>.</p>\\r\\n\\r\\n<p><a href=\\\"https://lodash.com\\\" target=\\\"_blank\\\">lodash.js</a> library is included by default.</p>\"], \"racket\": [\"Racket\", \"<p>Run with <code>Racket 8.3</code>.</p>\"], \"erlang\": [\"Erlang\", \"Erlang/OTP 25.0\"], \"elixir\": [\"Elixir\", \"Elixir 1.13.4 with Erlang/OTP 25.0\"], \"dart\": [\"Dart\", \"<p>Dart 2.17.3</p>\\r\\n\\r\\n<p>Your code will be run directly without compiling</p>\"]}",
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"__typename": "QuestionNode"
|
|
}
|
|
}
|
|
} |