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Killer Sudoku
Sudoku
Как играть
Place the digits so that they do not repeat in any row, column or small box.
Some cells are already filled — build on them.
Learn more…Hard puzzle
The timer does not affect your place in the solved players list
131
25
3
20
21
8
7
12
201
13
86
11
8
32
6
2
16
1
27
4
3
5
13
211
19
5
1
3
8
12
22
5
287
15
3
8
25
9
4
19
5
1
Как играть
Place the digits so that they do not repeat in any row, column or small box.
Some cells are already filled — build on them.
Learn more…How to solve Sudoku
Sudoku is a 9×9 square grid split into nine small 3×3 boxes. Place the digits 1–9 so that three rules hold.
- Every row contains each of the digits 1–9 exactly once.
- Every column — once each too.
- And every small 3×3 box — once each.
How to place a digit correctly
Correct
Wrong
Wrong
Wrong