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            "questionId": "1000323",
            "questionFrontendId": "剑指 Offer II 059",
            "categoryTitle": "LCOF2",
            "boundTopicId": 910317,
            "title": "数据流的第 K 大数值",
            "titleSlug": "jBjn9C",
            "content": "<p>English description is not available for the problem. Please switch to Chinese.</p>\n",
            "translatedTitle": "数据流的第 K 大数值",
            "translatedContent": "<p>设计一个找到数据流中第 <code>k</code> 大元素的类（class）。注意是排序后的第 <code>k</code> 大元素，不是第 <code>k</code> 个不同的元素。</p>\n\n<p>请实现 <code>KthLargest</code>&nbsp;类：</p>\n\n<ul>\n\t<li><code>KthLargest(int k, int[] nums)</code> 使用整数 <code>k</code> 和整数流 <code>nums</code> 初始化对象。</li>\n\t<li><code>int add(int val)</code> 将 <code>val</code> 插入数据流 <code>nums</code> 后，返回当前数据流中第 <code>k</code> 大的元素。</li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><strong>示例：</strong></p>\n\n<pre>\n<strong>输入：</strong>\n[&quot;KthLargest&quot;, &quot;add&quot;, &quot;add&quot;, &quot;add&quot;, &quot;add&quot;, &quot;add&quot;]\n[[3, [4, 5, 8, 2]], [3], [5], [10], [9], [4]]\n<strong>输出：</strong>\n[null, 4, 5, 5, 8, 8]\n\n<strong>解释：</strong>\nKthLargest kthLargest = new KthLargest(3, [4, 5, 8, 2]);\nkthLargest.add(3);   // return 4\nkthLargest.add(5);   // return 5\nkthLargest.add(10);  // return 5\nkthLargest.add(9);   // return 8\nkthLargest.add(4);   // return 8\n</pre>\n\n<p>&nbsp;</p>\n\n<p><strong>提示：</strong></p>\n\n<ul>\n\t<li><code>1 &lt;= k &lt;= 10<sup>4</sup></code></li>\n\t<li><code>0 &lt;= nums.length &lt;= 10<sup>4</sup></code></li>\n\t<li><code>-10<sup>4</sup> &lt;= nums[i] &lt;= 10<sup>4</sup></code></li>\n\t<li><code>-10<sup>4</sup> &lt;= val &lt;= 10<sup>4</sup></code></li>\n\t<li>最多调用 <code>add</code> 方法 <code>10<sup>4</sup></code> 次</li>\n\t<li>题目数据保证，在查找第 <code>k</code> 大元素时，数组中至少有 <code>k</code> 个元素</li>\n</ul>\n\n<p>&nbsp;</p>\n\n<p><meta charset=\"UTF-8\" />注意：本题与主站 703&nbsp;题相同：&nbsp;<a href=\"https://leetcode-cn.com/problems/kth-largest-element-in-a-stream/\">https://leetcode-cn.com/problems/kth-largest-element-in-a-stream/</a></p>\n",
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                    "lang": "C++",
                    "langSlug": "cpp",
                    "code": "class KthLargest {\npublic:\n    KthLargest(int k, vector<int>& nums) {\n\n    }\n    \n    int add(int val) {\n\n    }\n};\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * KthLargest* obj = new KthLargest(k, nums);\n * int param_1 = obj->add(val);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Java",
                    "langSlug": "java",
                    "code": "class KthLargest {\n\n    public KthLargest(int k, int[] nums) {\n\n    }\n    \n    public int add(int val) {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * KthLargest obj = new KthLargest(k, nums);\n * int param_1 = obj.add(val);\n */",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Python",
                    "langSlug": "python",
                    "code": "class KthLargest(object):\n\n    def __init__(self, k, nums):\n        \"\"\"\n        :type k: int\n        :type nums: List[int]\n        \"\"\"\n\n\n    def add(self, val):\n        \"\"\"\n        :type val: int\n        :rtype: int\n        \"\"\"\n\n\n\n# Your KthLargest object will be instantiated and called as such:\n# obj = KthLargest(k, nums)\n# param_1 = obj.add(val)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Python3",
                    "langSlug": "python3",
                    "code": "class KthLargest:\n\n    def __init__(self, k: int, nums: List[int]):\n\n\n    def add(self, val: int) -> int:\n\n\n\n# Your KthLargest object will be instantiated and called as such:\n# obj = KthLargest(k, nums)\n# param_1 = obj.add(val)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "C",
                    "langSlug": "c",
                    "code": "\n\n\ntypedef struct {\n\n} KthLargest;\n\n\nKthLargest* kthLargestCreate(int k, int* nums, int numsSize) {\n\n}\n\nint kthLargestAdd(KthLargest* obj, int val) {\n\n}\n\nvoid kthLargestFree(KthLargest* obj) {\n\n}\n\n/**\n * Your KthLargest struct will be instantiated and called as such:\n * KthLargest* obj = kthLargestCreate(k, nums, numsSize);\n * int param_1 = kthLargestAdd(obj, val);\n \n * kthLargestFree(obj);\n*/",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "C#",
                    "langSlug": "csharp",
                    "code": "public class KthLargest {\n\n    public KthLargest(int k, int[] nums) {\n\n    }\n    \n    public int Add(int val) {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * KthLargest obj = new KthLargest(k, nums);\n * int param_1 = obj.Add(val);\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "JavaScript",
                    "langSlug": "javascript",
                    "code": "/**\n * @param {number} k\n * @param {number[]} nums\n */\nvar KthLargest = function(k, nums) {\n\n};\n\n/** \n * @param {number} val\n * @return {number}\n */\nKthLargest.prototype.add = function(val) {\n\n};\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * var obj = new KthLargest(k, nums)\n * var param_1 = obj.add(val)\n */",
                    "__typename": "CodeSnippetNode"
                },
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                    "lang": "Ruby",
                    "langSlug": "ruby",
                    "code": "class KthLargest\n\n=begin\n    :type k: Integer\n    :type nums: Integer[]\n=end\n    def initialize(k, nums)\n\n    end\n\n\n=begin\n    :type val: Integer\n    :rtype: Integer\n=end\n    def add(val)\n\n    end\n\n\nend\n\n# Your KthLargest object will be instantiated and called as such:\n# obj = KthLargest.new(k, nums)\n# param_1 = obj.add(val)",
                    "__typename": "CodeSnippetNode"
                },
                {
                    "lang": "Swift",
                    "langSlug": "swift",
                    "code": "\nclass KthLargest {\n\n    init(_ k: Int, _ nums: [Int]) {\n\n    }\n    \n    func add(_ val: Int) -> Int {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * let obj = KthLargest(k, nums)\n * let ret_1: Int = obj.add(val)\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Go",
                    "langSlug": "golang",
                    "code": "type KthLargest struct {\n\n}\n\n\nfunc Constructor(k int, nums []int) KthLargest {\n\n}\n\n\nfunc (this *KthLargest) Add(val int) int {\n\n}\n\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * obj := Constructor(k, nums);\n * param_1 := obj.Add(val);\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Scala",
                    "langSlug": "scala",
                    "code": "class KthLargest(_k: Int, _nums: Array[Int]) {\n\n    def add(`val`: Int): Int = {\n\n    }\n\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * var obj = new KthLargest(k, nums)\n * var param_1 = obj.add(`val`)\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Kotlin",
                    "langSlug": "kotlin",
                    "code": "class KthLargest(k: Int, nums: IntArray) {\n\n    fun add(`val`: Int): Int {\n\n    }\n\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * var obj = KthLargest(k, nums)\n * var param_1 = obj.add(`val`)\n */",
                    "__typename": "CodeSnippetNode"
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                {
                    "lang": "Rust",
                    "langSlug": "rust",
                    "code": "struct KthLargest {\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 KthLargest {\n\n    fn new(k: i32, nums: Vec<i32>) -> Self {\n\n    }\n    \n    fn add(&self, val: i32) -> i32 {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * let obj = KthLargest::new(k, nums);\n * let ret_1: i32 = obj.add(val);\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "PHP",
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                    "code": "class KthLargest {\n    /**\n     * @param Integer $k\n     * @param Integer[] $nums\n     */\n    function __construct($k, $nums) {\n\n    }\n\n    /**\n     * @param Integer $val\n     * @return Integer\n     */\n    function add($val) {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * $obj = KthLargest($k, $nums);\n * $ret_1 = $obj->add($val);\n */",
                    "__typename": "CodeSnippetNode"
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                {
                    "lang": "TypeScript",
                    "langSlug": "typescript",
                    "code": "class KthLargest {\n    constructor(k: number, nums: number[]) {\n\n    }\n\n    add(val: number): number {\n\n    }\n}\n\n/**\n * Your KthLargest object will be instantiated and called as such:\n * var obj = new KthLargest(k, nums)\n * var param_1 = obj.add(val)\n */",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Racket",
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                    "code": "(define kth-largest%\n  (class object%\n    (super-new)\n\n    ; k : exact-integer?\n\n    ; nums : (listof exact-integer?)\n    (init-field\n      k\n      nums)\n    \n    ; add : exact-integer? -> exact-integer?\n    (define/public (add val)\n\n      )))\n\n;; Your kth-largest% object will be instantiated and called as such:\n;; (define obj (new kth-largest% [k k] [nums nums]))\n;; (define param_1 (send obj add val))",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Erlang",
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                    "code": "-spec kth_largest_init_(K :: integer(), Nums :: [integer()]) -> any().\nkth_largest_init_(K, Nums) ->\n  .\n\n-spec kth_largest_add(Val :: integer()) -> integer().\nkth_largest_add(Val) ->\n  .\n\n\n%% Your functions will be called as such:\n%% kth_largest_init_(K, Nums),\n%% Param_1 = kth_largest_add(Val),\n\n%% kth_largest_init_ will be called before every test case, in which you can do some necessary initializations.",
                    "__typename": "CodeSnippetNode"
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                    "lang": "Elixir",
                    "langSlug": "elixir",
                    "code": "defmodule KthLargest do\n  @spec init_(k :: integer, nums :: [integer]) :: any\n  def init_(k, nums) do\n\n  end\n\n  @spec add(val :: integer) :: integer\n  def add(val) do\n\n  end\nend\n\n# Your functions will be called as such:\n# KthLargest.init_(k, nums)\n# param_1 = KthLargest.add(val)\n\n# KthLargest.init_ will be called before every test case, in which you can do some necessary initializations.",
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