``` fun Int r RationalNumber = RationalNumber this 1 fun Pai kotlinlang #getting-started

``` fun Int.r(): RationalNumber = RationalNumber(t...

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07/20/2017, 11:14 AM

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fun Int.r(): RationalNumber = RationalNumber(this, 1)

fun Pair<Int, Int>.r(): RationalNumber = RationalNumber(this.first, this.second)

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