12 lines
73 B
Text
12 lines
73 B
Text
11
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1 2 3
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3 2 1
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2 9 -7
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3 4 7
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1 1 2
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1 1 0
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3 3 6
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9 9 18
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9 9 0
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1 9 -8
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1 9 10
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