22 lines
414 B
Nim
22 lines
414 B
Nim
import sequtils, sets
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var # creation
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s = [0, 3, 5, 10].toHashSet
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t = toSeq(3..20).toHashSet + toSeq(50..55).toHashSet
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if 5 in s: echo "5 is in!" # element test
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var
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c = s + t # union
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d = s * t # intersection
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e = s - t # difference
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if s <= t: echo "s ⊆ t" # subset
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if s < t: echo "s ⊂ t" # strong subset
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if s == t: echo "s = s" # equality
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s.incl(4) # add 4 to set
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s.excl(5) # remove 5 from set
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