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存量题库数据更新
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leetcode/originData/biggest-single-number.json
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99
leetcode/originData/biggest-single-number.json
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{
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"data": {
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"question": {
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"questionId": "619",
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"questionFrontendId": "619",
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"boundTopicId": null,
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"title": "Biggest Single Number",
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"titleSlug": "biggest-single-number",
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"content": "<p>Table: <code>MyNumbers</code></p>\n\n<pre>\n+-------------+------+\n| Column Name | Type |\n+-------------+------+\n| num | int |\n+-------------+------+\nThis table may contain duplicates (In other words, there is no primary key for this table in SQL).\nEach row of this table contains an integer.\n</pre>\n\n<p> </p>\n\n<p>A <strong>single number</strong> is a number that appeared only once in the <code>MyNumbers</code> table.</p>\n\n<p>Find the largest <strong>single number</strong>. If there is no <strong>single number</strong>, report <code>null</code>.</p>\n\n<p>The result format is in the following example.</p>\n<ptable> </ptable>\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nMyNumbers table:\n+-----+\n| num |\n+-----+\n| 8 |\n| 8 |\n| 3 |\n| 3 |\n| 1 |\n| 4 |\n| 5 |\n| 6 |\n+-----+\n<strong>Output:</strong> \n+-----+\n| num |\n+-----+\n| 6 |\n+-----+\n<strong>Explanation:</strong> The single numbers are 1, 4, 5, and 6.\nSince 6 is the largest single number, we return it.\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nMyNumbers table:\n+-----+\n| num |\n+-----+\n| 8 |\n| 8 |\n| 7 |\n| 7 |\n| 3 |\n| 3 |\n| 3 |\n+-----+\n<strong>Output:</strong> \n+------+\n| num |\n+------+\n| null |\n+------+\n<strong>Explanation:</strong> There are no single numbers in the input table so we return null.\n</pre>\n",
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"translatedTitle": null,
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"translatedContent": null,
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"isPaidOnly": false,
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"difficulty": "Easy",
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"likes": 497,
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"dislikes": 170,
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"isLiked": null,
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"similarQuestions": "[]",
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"exampleTestcases": "{\"headers\": {\"MyNumbers\": [\"num\"]}, \"rows\": {\"MyNumbers\": [[8],[8],[3],[3],[1],[4],[5],[6]]}}\n{\"headers\": {\"MyNumbers\": [\"num\"]}, \"rows\": {\"MyNumbers\": [[8],[8],[7],[7],[3],[3],[3]]}}",
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"categoryTitle": "Database",
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"contributors": [],
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"topicTags": [
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{
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"name": "Database",
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"slug": "database",
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"codeSnippets": [
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{
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"lang": "MySQL",
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"langSlug": "mysql",
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"code": "# Write your MySQL query statement below\n",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "MS SQL Server",
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"langSlug": "mssql",
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"code": "/* Write your T-SQL query statement below */\n",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Oracle",
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"langSlug": "oraclesql",
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"code": "/* Write your PL/SQL query statement below */\n",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Pandas",
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"langSlug": "pythondata",
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"code": "import pandas as pd\n\ndef biggest_single_number(my_numbers: pd.DataFrame) -> pd.DataFrame:\n ",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "PostgreSQL",
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"langSlug": "postgresql",
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"code": "-- Write your PostgreSQL query statement below\n",
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"__typename": "CodeSnippetNode"
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}
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],
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"stats": "{\"totalAccepted\": \"129.5K\", \"totalSubmission\": \"223.5K\", \"totalAcceptedRaw\": 129514, \"totalSubmissionRaw\": 223515, \"acRate\": \"57.9%\"}",
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"hints": [],
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"solution": {
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"id": "188",
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"canSeeDetail": false,
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"hasVideoSolution": false,
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"__typename": "ArticleNode"
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},
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"status": null,
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"sampleTestCase": "{\"headers\": {\"MyNumbers\": [\"num\"]}, \"rows\": {\"MyNumbers\": [[8],[8],[3],[3],[1],[4],[5],[6]]}}",
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"metaData": "{\"mysql\": [\"Create table If Not Exists MyNumbers (num int)\"], \"mssql\": [\"Create table MyNumbers (num int)\"], \"oraclesql\": [\"Create table MyNumbers (num int)\"], \"database\": true, \"name\": \"biggest_single_number\", \"pythondata\": [\"MyNumbers = pd.DataFrame([], columns=['num']).astype({'num':'Int64'})\"], \"postgresql\": [\"Create table If Not Exists MyNumbers (num int)\"], \"database_schema\": {\"MyNumbers\": {\"num\": \"INT\"}}}",
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"judgerAvailable": true,
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"judgeType": "large",
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"mysqlSchemas": [
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"Create table If Not Exists MyNumbers (num int)",
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"Truncate table MyNumbers",
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"insert into MyNumbers (num) values ('8')",
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"insert into MyNumbers (num) values ('8')",
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"insert into MyNumbers (num) values ('3')",
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"insert into MyNumbers (num) values ('3')",
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"insert into MyNumbers (num) values ('1')",
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"insert into MyNumbers (num) values ('4')",
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"insert into MyNumbers (num) values ('5')",
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"insert into MyNumbers (num) values ('6')"
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],
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"enableRunCode": true,
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"enableTestMode": false,
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"enableDebugger": false,
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"envInfo": "{\"mysql\": [\"MySQL\", \"<p><code>MySQL 8.0</code>.</p>\"], \"mssql\": [\"MS SQL Server\", \"<p><code>mssql server 2019</code>.</p>\"], \"oraclesql\": [\"Oracle\", \"<p><code>Oracle Sql 11.2</code>.</p>\"], \"pythondata\": [\"Pandas\", \"<p>Python 3.10 with Pandas 2.0.2 and NumPy 1.25.0</p>\"], \"postgresql\": [\"PostgreSQL\", \"<p>PostgreSQL 16</p>\"]}",
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"libraryUrl": null,
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"adminUrl": null,
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"challengeQuestion": null,
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"__typename": "QuestionNode"
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}
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}
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}
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