{
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            "questionId": "2223",
            "questionFrontendId": "2082",
            "categoryTitle": "Database",
            "boundTopicId": 1118829,
            "title": "The Number of Rich Customers",
            "titleSlug": "the-number-of-rich-customers",
            "content": null,
            "translatedTitle": "富有客户的数量",
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Easy",
            "likes": 6,
            "dislikes": 0,
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            "similarQuestions": "[]",
            "contributors": [],
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            "topicTags": [
                {
                    "name": "Database",
                    "slug": "database",
                    "translatedName": "数据库",
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            "stats": "{\"totalAccepted\": \"5.6K\", \"totalSubmission\": \"7.5K\", \"totalAcceptedRaw\": 5622, \"totalSubmissionRaw\": 7487, \"acRate\": \"75.1%\"}",
            "hints": [],
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            "sampleTestCase": "{\"headers\":{\"Store\":[\"bill_id\",\"customer_id\",\"amount\"]},\"rows\":{\"Store\":[[6,1,549],[8,1,834],[4,2,394],[11,3,657],[13,3,257]]}}",
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            "mysqlSchemas": [
                "Create table If Not Exists Store (bill_id int, customer_id int, amount int)",
                "Truncate table Store",
                "insert into Store (bill_id, customer_id, amount) values ('6', '1', '549')",
                "insert into Store (bill_id, customer_id, amount) values ('8', '1', '834')",
                "insert into Store (bill_id, customer_id, amount) values ('4', '2', '394')",
                "insert into Store (bill_id, customer_id, amount) values ('11', '3', '657')",
                "insert into Store (bill_id, customer_id, amount) values ('13', '3', '257')"
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