{
    "data": {
        "question": {
            "questionId": "602",
            "questionFrontendId": "602",
            "categoryTitle": "Database",
            "boundTopicId": 2640,
            "title": "Friend Requests II: Who Has the Most Friends",
            "titleSlug": "friend-requests-ii-who-has-the-most-friends",
            "content": null,
            "translatedTitle": "好友申请 II ：谁有最多的好友",
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Medium",
            "likes": 50,
            "dislikes": 0,
            "isLiked": null,
            "similarQuestions": "[]",
            "contributors": [],
            "langToValidPlayground": null,
            "topicTags": [
                {
                    "name": "Database",
                    "slug": "database",
                    "translatedName": "数据库",
                    "__typename": "TopicTagNode"
                }
            ],
            "companyTagStats": null,
            "codeSnippets": null,
            "stats": "{\"totalAccepted\": \"10.8K\", \"totalSubmission\": \"17.4K\", \"totalAcceptedRaw\": 10802, \"totalSubmissionRaw\": 17422, \"acRate\": \"62.0%\"}",
            "hints": [
                "Being friends is bidirectional. If you accept someone's adding friend request, both you and the other person will have one more friend."
            ],
            "solution": null,
            "status": null,
            "sampleTestCase": "{\"headers\":{\"RequestAccepted\":[\"requester_id\",\"accepter_id\",\"accept_date\"]},\"rows\":{\"RequestAccepted\":[[1,2,\"2016/06/03\"],[1,3,\"2016/06/08\"],[2,3,\"2016/06/08\"],[3,4,\"2016/06/09\"]]}}",
            "metaData": "{\n  \"mysql\": [\n    \"Create table If Not Exists RequestAccepted (requester_id int not null, accepter_id int null, accept_date date null)\"\n  ],\n  \"mssql\": [\n    \"Create table RequestAccepted (requester_id int not null, accepter_id int null, accept_date date null)\"\n  ],\n  \"oraclesql\": [\n    \"Create table RequestAccepted (requester_id int not null, accepter_id int null, accept_date date null)\",\n    \"Alter SESSION set NLS_DATE_FORMAT = 'YYYY/MM/DD'\"\n  ],\n  \"database\": true\n}",
            "judgerAvailable": true,
            "judgeType": "large",
            "mysqlSchemas": [
                "Create table If Not Exists RequestAccepted (requester_id int not null, accepter_id int null, accept_date date null)",
                "Truncate table RequestAccepted",
                "insert into RequestAccepted (requester_id, accepter_id, accept_date) values ('1', '2', '2016/06/03')",
                "insert into RequestAccepted (requester_id, accepter_id, accept_date) values ('1', '3', '2016/06/08')",
                "insert into RequestAccepted (requester_id, accepter_id, accept_date) values ('2', '3', '2016/06/08')",
                "insert into RequestAccepted (requester_id, accepter_id, accept_date) values ('3', '4', '2016/06/09')"
            ],
            "enableRunCode": true,
            "envInfo": "{\"mysql\":[\"MySQL\",\"<p>\\u7248\\u672c\\uff1a<code>MySQL 8.0<\\/code><\\/p>\"],\"mssql\":[\"MS SQL Server\",\"<p>mssql server 2019.<\\/p>\"],\"oraclesql\":[\"Oracle\",\"<p>Oracle Sql 11.2.<\\/p>\"]}",
            "book": null,
            "isSubscribed": false,
            "isDailyQuestion": false,
            "dailyRecordStatus": null,
            "editorType": "CKEDITOR",
            "ugcQuestionId": null,
            "style": "LEETCODE",
            "exampleTestcases": "{\"headers\":{\"RequestAccepted\":[\"requester_id\",\"accepter_id\",\"accept_date\"]},\"rows\":{\"RequestAccepted\":[[1,2,\"2016/06/03\"],[1,3,\"2016/06/08\"],[2,3,\"2016/06/08\"],[3,4,\"2016/06/09\"]]}}",
            "__typename": "QuestionNode"
        }
    }
}