12 lines
71 B
Plaintext
12 lines
71 B
Plaintext
10
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1 2 2 3 3
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2 4 1 5 4
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3 6 2
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4 8 2
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5 9 3
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6 8 1
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7 9 2
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8 10 3
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9 10 2
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10
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