Simplified task a bit based on the feedback

https://github.com/svtk/AtomicKotlinCourse/issues/22

Programming Basics/Data Types/Exercise 2/src/Task.kt

@@ -28,8 +28,4 @@ fun main() {
   // val bb = boolean + boolean
   // val ic = int + character
   // val ds = double + string
-
-  println("The type that can't be combined " +
-    "with itself using '+':")
-  println("Boolean")
 }

Programming Basics/Data Types/Exercise 2/task-info.yaml

@@ -12,8 +12,5 @@ files:
   - offset: 682
     length: 89
     placeholder_text: TODO() // write some examples
-  - offset: 861
-    length: 7
-    placeholder_text: ???
 - name: test/output.txt
   visible: false

Programming Basics/Data Types/Exercise 2/task.md

@@ -3,8 +3,7 @@
 Attempt to combine various `val`s of different types using the `+` operator.
 Only combine two at a time, and assign each combination to a `val` result. See
 which types combine. On the console, display the name of the type that can be
-combined with any other type if it goes first, and the name of the type that
-can't be combined with itself using `+`.
+combined with any other type if it goes first.
 
 Replace the lines containing `TODO()` in the solution code with working code.
 If you don't remove these lines, you'll see an error saying "Operation is not

Programming Basics/Data Types/Exercise 2/test/output.txt

@@ -1,4 +1,2 @@
 The type that can be combined with every other type using '+':
 String
-The type that can't be combined with itself using '+':
-Boolean