29 lines
149 B
Text
29 lines
149 B
Text
4
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3
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1 2 3
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1 3
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2 3
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4
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3 1 1 3
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1 2
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2 3
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4 2
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4
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2 4 4 2
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1 2
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2 3
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3 4
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13
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1 4 4 7 4 7 1 1 7 11 11 11 11
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1 2
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2 3
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3 4
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4 5
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4 6
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2 7
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7 8
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2 9
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6 10
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5 11
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11 12
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10 13
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