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added assignment 3 ex 3.2

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This commit is contained in:
Louis Heredero
2025-03-04 17:49:54 +01:00
parent 529e6967c4
commit f4d0c9adfa
1 changed files with 6 additions and 0 deletions
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6
src/Assignment3/IntSet.sc
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@@ -5,6 +5,8 @@ abstract class IntSet() {
def union(other: IntSet): IntSet def union(other: IntSet): IntSet
def intersect(other: IntSet): IntSet def intersect(other: IntSet): IntSet
def excl(x: Int): IntSet def excl(x: Int): IntSet
def +(x: Int): IntSet = this.add(x)
def -(x: Int): IntSet = this.excl(x)
} }
class NonEmpty(elem: Int, left: IntSet, right: IntSet) extends IntSet() { class NonEmpty(elem: Int, left: IntSet, right: IntSet) extends IntSet() {
@@ -82,3 +84,7 @@ s2.excl(0)
s2.excl(6) s2.excl(6)
s2.excl(2) s2.excl(2)
s2.excl(4) s2.excl(4)
val o1 = Empty + 3 + 4 + 12 + 5
val o2 = (o1 - 3 - 4)
o2 // ((-|5|-)|12|-)