{"blocks": [{"key": "e091becf", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "72f4b501", "text": "Given an orders table (order_id, shopper_id, order_date, status, …), pivot the data so that each row is one shopper and each column shows the count of orders for a specific status (e.g., DELIVERED, CANCELED, RETURNED). Provide an efficient Java solution that works on a platform without external date-parsing libraries.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}