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16 lines
93 B
Plaintext
16 lines
93 B
Plaintext
a \N 1
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a b 1
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a \N 2
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a b 1
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a \N 1
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a b 1
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a \N 2
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\N \N 2
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\N \N 2
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a b 1
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a \N 1
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\N \N 1
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\N \N 1
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