mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
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176 lines
26 KiB
JSON
176 lines
26 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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"categoryTitle": "Algorithms",
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"boundTopicId": 1829,
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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>[start, end)</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 start, int end)</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>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, The first event can be booked and is disjoint, so the maximum k-booking is a 1-booking.\nmyCalendarThree.book(50, 60); // return 1, The second event can be booked and is disjoint, so the maximum k-booking is a 1-booking.\nmyCalendarThree.book(10, 40); // return 2, The third event [10, 40) intersects the first event, and the maximum k-booking is a 2-booking.\nmyCalendarThree.book(5, 15); // return 3, The remaining events cause the maximum K-booking to be only a 3-booking.\nmyCalendarThree.book(5, 10); // return 3\nmyCalendarThree.book(25, 55); // return 3\n</pre>\n\n<p> </p>\n<p><strong>Constraints:</strong></p>\n\n<ul>\n\t<li><code>0 <= start < end <= 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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"translatedTitle": "我的日程安排表 III",
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"translatedContent": "<p>当 <code>k</code> 个日程安排有一些时间上的交叉时（例如 <code>k</code> 个日程安排都在同一时间内），就会产生 <code>k</code> 次预订。</p>\n\n<p>给你一些日程安排 <code>[start, end)</code> ，请你在每个日程安排添加后，返回一个整数 <code>k</code> ，表示所有先前日程安排会产生的最大 <code>k</code> 次预订。</p>\n\n<p>实现一个 <code>MyCalendarThree</code> 类来存放你的日程安排，你可以一直添加新的日程安排。</p>\n\n<ul>\n\t<li><code>MyCalendarThree()</code> 初始化对象。</li>\n\t<li><code>int book(int start, int end)</code> 返回一个整数 <code>k</code> ，表示日历中存在的 <code>k</code> 次预订的最大值。</li>\n</ul>\n\n<p> </p>\n\n<p><strong>示例：</strong></p>\n\n<pre>\n<strong>输入：</strong>\n[\"MyCalendarThree\", \"book\", \"book\", \"book\", \"book\", \"book\", \"book\"]\n[[], [10, 20], [50, 60], [10, 40], [5, 15], [5, 10], [25, 55]]\n<strong>输出：</strong>\n[null, 1, 1, 2, 3, 3, 3]\n\n<strong>解释：</strong>\nMyCalendarThree myCalendarThree = new MyCalendarThree();\nmyCalendarThree.book(10, 20); // 返回 1 ，第一个日程安排可以预订并且不存在相交，所以最大 k 次预订是 1 次预订。\nmyCalendarThree.book(50, 60); // 返回 1 ，第二个日程安排可以预订并且不存在相交，所以最大 k 次预订是 1 次预订。\nmyCalendarThree.book(10, 40); // 返回 2 ，第三个日程安排 [10, 40) 与第一个日程安排相交，所以最大 k 次预订是 2 次预订。\nmyCalendarThree.book(5, 15); // 返回 3 ，剩下的日程安排的最大 k 次预订是 3 次预订。\nmyCalendarThree.book(5, 10); // 返回 3\nmyCalendarThree.book(25, 55); // 返回 3\n</pre>\n\n<p> </p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>0 <= start < end <= 10<sup>9</sup></code></li>\n\t<li>每个测试用例，调用 <code>book</code> 函数最多不超过 <code>400</code>次</li>\n</ul>\n",
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"code": "class MyCalendarThree {\npublic:\n MyCalendarThree() {\n\n }\n \n int book(int start, int end) {\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(start,end);\n */",
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"code": "class MyCalendarThree {\n\n public MyCalendarThree() {\n\n }\n \n public int book(int start, int end) {\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(start,end);\n */",
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"code": "class MyCalendarThree(object):\n\n def __init__(self):\n\n\n def book(self, start, end):\n \"\"\"\n :type start: int\n :type end: 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(start,end)",
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"code": "class MyCalendarThree:\n\n def __init__(self):\n\n\n def book(self, start: int, end: int) -> int:\n\n\n\n# Your MyCalendarThree object will be instantiated and called as such:\n# obj = MyCalendarThree()\n# param_1 = obj.book(start,end)",
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"code": "\n\n\ntypedef struct {\n\n} MyCalendarThree;\n\n\nMyCalendarThree* myCalendarThreeCreate() {\n\n}\n\nint myCalendarThreeBook(MyCalendarThree* obj, int start, int end) {\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, start, end);\n \n * myCalendarThreeFree(obj);\n*/",
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"code": "public class MyCalendarThree {\n\n public MyCalendarThree() {\n\n }\n \n public int Book(int start, int end) {\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(start,end);\n */",
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"code": "\nvar MyCalendarThree = function() {\n\n};\n\n/** \n * @param {number} start \n * @param {number} end\n * @return {number}\n */\nMyCalendarThree.prototype.book = function(start, end) {\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(start,end)\n */",
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"lang": "Ruby",
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"code": "class MyCalendarThree\n def initialize()\n\n end\n\n\n=begin\n :type start: Integer\n :type end: Integer\n :rtype: Integer\n=end\n def book(start, end)\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, end)",
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"lang": "Swift",
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"code": "\nclass MyCalendarThree {\n\n init() {\n\n }\n \n func book(_ start: Int, _ end: 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(start, end)\n */",
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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(start int, end 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(start,end);\n */",
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"langSlug": "scala",
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"code": "class MyCalendarThree() {\n\n def book(start: Int, end: 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(start,end)\n */",
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"lang": "Kotlin",
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"langSlug": "kotlin",
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"code": "class MyCalendarThree() {\n\n fun book(start: Int, end: 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(start,end)\n */",
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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: i32, end: 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(start, end);\n */",
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"code": "class MyCalendarThree {\n /**\n */\n function __construct() {\n\n }\n\n /**\n * @param Integer $start\n * @param Integer $end\n * @return Integer\n */\n function book($start, $end) {\n\n }\n}\n\n/**\n * Your MyCalendarThree object will be instantiated and called as such:\n * $obj = MyCalendarThree();\n * $ret_1 = $obj->book($start, $end);\n */",
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"lang": "TypeScript",
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"code": "class MyCalendarThree {\n constructor() {\n\n }\n\n book(start: number, end: 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(start,end)\n */",
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"code": "(define my-calendar-three%\n (class object%\n (super-new)\n (init-field)\n \n ; book : exact-integer? exact-integer? -> exact-integer?\n (define/public (book start end)\n\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 end))",
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"code": "-spec my_calendar_three_init_() -> any().\nmy_calendar_three_init_() ->\n .\n\n-spec my_calendar_three_book(Start :: integer(), End :: integer()) -> integer().\nmy_calendar_three_book(Start, End) ->\n .\n\n\n%% Your functions will be called as such:\n%% my_calendar_three_init_(),\n%% Param_1 = my_calendar_three_book(Start, End),\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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"code": "defmodule MyCalendarThree do\n @spec init_() :: any\n def init_() do\n\n end\n\n @spec book(start :: integer, end :: integer) :: integer\n def book(start, end) do\n\n end\nend\n\n# Your functions will be called as such:\n# MyCalendarThree.init_()\n# param_1 = MyCalendarThree.book(start, end)\n\n# MyCalendarThree.init_ will be called before every test case, in which you can do some necessary initializations.",
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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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"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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