00:00
5
8
9
1
6
8
3
2
4
9
9
1
8
3
4
9
1
1
5
2
8
4
9
1
3
8
2
8
4
2
9
1
5
8
2
4
3
5
8
9
7
2025-04-30(Beginner) Puzzles
Solve by following number order
Follow a logical order to feel a sense of accomplishment.
Tips for Solving Sudoku
- Start with squares with fewer numbers: Begin with rows, columns, or blocks that already have more numbers filled; fewer candidates make it easier to solve.
- Pencil marks (notes): For beginners, write possible numbers in small font in empty squares for reference.
- Review: If stuck, check for duplicate numbers or rule violations.
- Basic rule: Do not repeat the same number in the same row, column, or 3x3 block.