{
    "data": {
        "question": {
            "questionId": "1801",
            "questionFrontendId": "1661",
            "boundTopicId": null,
            "title": "Average Time of Process per Machine",
            "titleSlug": "average-time-of-process-per-machine",
            "content": null,
            "translatedTitle": null,
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Easy",
            "likes": 85,
            "dislikes": 19,
            "isLiked": null,
            "similarQuestions": "[]",
            "exampleTestcases": "{\"headers\":{\"Activity\":[\"machine_id\",\"process_id\",\"activity_type\",\"timestamp\"]},\"rows\":{\"Activity\":[[0,0,\"start\",0.712],[0,0,\"end\",1.52],[0,1,\"start\",3.14],[0,1,\"end\",4.12],[1,0,\"start\",0.55],[1,0,\"end\",1.55],[1,1,\"start\",0.43],[1,1,\"end\",1.42],[2,0,\"start\",4.1],[2,0,\"end\",4.512],[2,1,\"start\",2.5],[2,1,\"end\",5]]}}",
            "categoryTitle": "Database",
            "contributors": [],
            "topicTags": [
                {
                    "name": "Database",
                    "slug": "database",
                    "translatedName": null,
                    "__typename": "TopicTagNode"
                }
            ],
            "companyTagStats": null,
            "codeSnippets": null,
            "stats": "{\"totalAccepted\": \"14.9K\", \"totalSubmission\": \"18.7K\", \"totalAcceptedRaw\": 14920, \"totalSubmissionRaw\": 18693, \"acRate\": \"79.8%\"}",
            "hints": [],
            "solution": null,
            "status": null,
            "sampleTestCase": "{\"headers\":{\"Activity\":[\"machine_id\",\"process_id\",\"activity_type\",\"timestamp\"]},\"rows\":{\"Activity\":[[0,0,\"start\",0.712],[0,0,\"end\",1.52],[0,1,\"start\",3.14],[0,1,\"end\",4.12],[1,0,\"start\",0.55],[1,0,\"end\",1.55],[1,1,\"start\",0.43],[1,1,\"end\",1.42],[2,0,\"start\",4.1],[2,0,\"end\",4.512],[2,1,\"start\",2.5],[2,1,\"end\",5]]}}",
            "metaData": "{\n  \"mysql\": [\n    \"Create table If Not Exists Activity (machine_id int, process_id int, activity_type ENUM('start', 'end'), timestamp float)\"\n  ],\n  \"mssql\": [\n    \"create table Activity (machine_id int, process_id int, activity_type varchar(15) not null check(activity_type in ('start', 'end')), timestamp float)\"\n  ],\n  \"oraclesql\": [\n    \"create table Activity (machine_id int, process_id int, activity_type varchar(15) not null check(activity_type in ('start', 'end')), timestamp float)\"\n  ],\n  \"database\": true\n}",
            "judgerAvailable": true,
            "judgeType": "large",
            "mysqlSchemas": [
                "Create table If Not Exists Activity (machine_id int, process_id int, activity_type ENUM('start', 'end'), timestamp float)",
                "Truncate table Activity",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('0', '0', 'start', '0.712')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('0', '0', 'end', '1.52')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('0', '1', 'start', '3.14')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('0', '1', 'end', '4.12')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('1', '0', 'start', '0.55')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('1', '0', 'end', '1.55')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('1', '1', 'start', '0.43')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('1', '1', 'end', '1.42')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('2', '0', 'start', '4.1')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('2', '0', 'end', '4.512')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('2', '1', 'start', '2.5')",
                "insert into Activity (machine_id, process_id, activity_type, timestamp) values ('2', '1', 'end', '5')"
            ],
            "enableRunCode": true,
            "enableTestMode": false,
            "enableDebugger": false,
            "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>\"]}",
            "libraryUrl": null,
            "adminUrl": null,
            "challengeQuestion": null,
            "__typename": "QuestionNode"
        }
    }
}