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| def instance[A](func: A => String): Show[A] = | |
| new Show[A] { | |
| def show(a: A): String = func(a) | |
| } | |
| implicit val intCanShow: Show[Int] = | |
| instance(int => s"int $int") | |
| implicit val stringCanShow: Show[String] = | |
| instance(str => s"string $str") |
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