20 lines
410 B
Nim
20 lines
410 B
Nim
import math, sequtils
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iterator eqindex(data) =
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var suml, ddelayed = 0
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var sumr = sum(data)
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for i,d in data:
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suml += ddelayed
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sumr -= d
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ddelayed = d
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if suml == sumr:
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yield i
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const d = @[@[-7, 1, 5, 2, -4, 3, 0],
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@[2, 4, 6],
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@[2, 9, 2],
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@[1, -1, 1, -1, 1, -1, 1]]
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for data in d:
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echo "d = ", data
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echo "eqIndex(d) -> ", toSeq(eqindex(data))
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