PlaySudoku.us
Evil · Puzzle #132
7
8
3
4
1
5
9
7
5
4
6
9
1
4
3
9
2
7
5
8
3
5
6
5
3
7
2
Techniques used
- Hidden Single
- Naked Pair
- Pointing Pair
- W-Wing
- 2-String Kite
- Forcing Chains
- Naked Single
- XY-Wing
Solve five puzzles this week across all five difficulty levels. A complete player masters them all.
Solve five puzzles this week across all five difficulty levels. A complete player masters them all.
There are Sudoku variants with extra constraints: Killer Sudoku (cage sums), Diagonal Sudoku, and even 3D Sudoku.
There are Sudoku variants with extra constraints: Killer Sudoku (cage sums), Diagonal Sudoku, and even 3D Sudoku.