{"blocks": [{"key": "b3c3a0c7", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "98abef68", "text": "Given a time-series dataset, build an end-to-end machine-learning solution that forecasts future values: choose an appropriate model architecture, implement the training loop (e.g., in PyTorch), and explain your design decisions and evaluation strategy.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}