2024-07-13 15:19:22 -07:00
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func$ extract l[] .
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for i to len l[]
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low = l[i]
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while i < len l[] and l[i] + 1 = l[i + 1]
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i += 1
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2024-03-06 22:25:12 -08:00
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.
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2024-07-13 15:19:22 -07:00
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hi = l[i]
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if hi - low >= 2
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r$ &= low & "-" & hi & ","
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elif hi - low = 1
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r$ &= low & ","
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r$ &= hi & ","
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2024-03-06 22:25:12 -08:00
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else
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2024-07-13 15:19:22 -07:00
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r$ &= low & ","
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2024-03-06 22:25:12 -08:00
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.
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.
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return substr r$ 1 (len r$ - 1)
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.
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2024-07-13 15:19:22 -07:00
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print extract [ 0 1 2 4 6 7 8 11 12 14 15 16 17 18 19 20 21 22 23 24 25 27 28 29 30 31 32 33 35 36 37 38 39 ]
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