9x9 Sudoku puzzles, each with a unique solution, rated by the hardest human solving technique they require. Each puzzle is the one with the fewest clues that its difficulty level still solves, along a random clue-removal path.
Dataset Card
9x9 Sudoku puzzles, each with a unique solution, rated by the hardest human solving technique they require. Each puzzle is the one with the fewest clues that its difficulty level still solves, along a random clue-removal path. - "puzzle": The 9x9 grid as a list of rows, 0 for empty cells. - "solution": The solved 9x9 grid as a list of rows. - "difficulty": One of easy, medium, hard, extreme. The script used to generate this dataset can be found here.
Excerpt from the card by Quentin Gallouédec.
Structure
default 500 rows
| Split | Rows | Size |
|---|---|---|
| train | 450 | 602.6 KB |
| test | 50 | 67.1 KB |
Details
- Repository
- qgallouedec/sudoku
- Publisher
- Quentin Gallouédec
- Task category
- Not stated by the source
- Tags
- trl
- Size category
- Not stated by the source
- Languages
- trl
- Revision
- 0fdb3e27c2c8caa989c181e2daf6db6b3dabdef4
- Last updated
- 2026-10-17
Files
4 files, 543.8 KB in total.
Every file
| File | Type | Size | SHA-256 |
|---|---|---|---|
| data/test-00000-of-00001.parquet | Data | 56.0 KB | 59fec9097316 |
| data/train-00000-of-00001.parquet | Data | 484.4 KB | a2629b4d1e76 |
| README.md | Documentation | 897 B | — |
| .gitattributes | Repository | 2.5 KB | — |
License and Download
- License
- Not stated by the source
- Access
- No access gate
Released by Quentin Gallouédec through its official repository on Hugging Face.