21 lines
362 B
Scala
21 lines
362 B
Scala
class Rational(n: Int, d: Int) {
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def num = n
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def denom = d
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}
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def add(x: Rational, y: Rational): Rational =
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new Rational(
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x.num * y.denom + x.denom * y.num,
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x.denom * y.denom
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)
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def stringVersion(x: Rational) = x.num + "/" + x.denom
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val r1 = new Rational(1, 2)
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r1.num
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r1.denom
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val r2 = new Rational(3, 4)
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val r3 = add(r1, r2)
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stringVersion(r3) |