This repository packages 8,148,696 Sudoku examples in the CSV format expected by HKUNLP/diffusion-vs-ar, plus its original 100k/1k easy baseline. Every processed file has these columns:

column meaning

quizzes 81 row-major digits; 0 is an empty cell

solutions complete 81-digit solution

source original collection

dataset normalized dataset family

official_rating rating supplied by the source

rating_type semantics of that rating… See the full description on the dataset page: https://huggingface.co/datasets/fhyfhy/diffusion-vs-ar-hard-sudoku.