fix comment, clean file

yennanliu · Oct 16, 2021 · 9891d66 · 9891d66
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commit 9891d66
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diff --git a/src/main/scala/ScalaAdvance/LowerBounds1/demo1.scala b/src/main/scala/ScalaAdvance/LowerBounds1/demo1.scala
@@ -18,7 +18,7 @@ package ScalaAdvance.LowerBounds1
  *  3) consider ` T >: A`, if T is not "A family" (e.g. not parent/child class of A)
  *     -> scala will treat ALL OF T as `Object` class
  *
- *  2) Lower bounds in java
+ *  4) Lower bounds in java
  *    - T super A
  *    ( or ? super A) (general form)
  *     -> T is A's parent class

diff --git a/src/main/scala/ScalaAdvance/UpperBounds1/demo2.scala b/src/main/scala/ScalaAdvance/UpperBounds1/demo2.scala