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  1. class GenericClass<T> {
  2. let value: T
  3.  
  4. init(_ value: T) {
  5. self.value = value
  6. }
  7. }
  8.  
  9. let gc = GenericClass<Int?>(1)
  10. let value = gc.value // This value is of type Int?. How to get Int then?
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