{"blocks": [{"key": "0a9814bd", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "62393e55", "text": "Design and implement the Connect Four game board, player moves, and winner-detection logic. Discuss time/space complexity and possible follow-ups such as AI opponent or scalable multiplayer service.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}