Created
February 2, 2017 06:31
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| sealed trait Nat | |
| sealed trait Zero extends Nat | |
| sealed trait Succ[N <: Nat] extends Nat | |
| case class A[N <: Nat]() | |
| f1 | |
| def f1[N <: Nat]: A[Succ[N]] = | |
| f2 | |
| def f2: A[Succ[Zero]] = | |
| new A[Succ[Zero]]() |
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