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No. 1
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2 7 1
4 8 3
5 6 9
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No. 2
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9 6 3
2 1 4
7 8 5
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No. 3
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6 3 9
1 5 7
4 8 2
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No. 4
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7 1 8
9 3 5
2 6 4
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No. 5
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2 7 1
4 8 3
5 6 9
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