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Medium
4
1
2
4
5
3
1
1
2
6
2
6
4
5
3
1
4
New game
Fill every row, column, and 2×3 block with the digits 1–6 (no repeats). The grid is 6×6—smaller than classic Sudoku but the same kind of logic.
About Medium
Balanced practice: straightforward singles and a bit of scanning.