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The word "Sudoku" comes from Japanese, meaning "single number".
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9
3
2
1
4
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7
1
2
7
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8
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9
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1
8
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1
3
6
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8
2
6
1
7
6
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9
3
4
3
8
2
6
1
7
6
5
4
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💡 Did you know?
The word "Sudoku" comes from Japanese, meaning "single number".