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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
13
6
22
16
2
16
93
187
8
16
13
3
6
23
139
125
91
10
258
5
7
19
4
18
174
7
9
6
3
5
8
7
1
267
16
20
7
18
99
18
6
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