Adds missing exercise from Episode 6 to its playground file. (#28)

pointfreeco · Jul 30, 2019 · c77d481 · c77d481
1 parent 8076a4d
commit c77d481
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/...-setters/Functional Setters.playground/Pages/02-Exercises.xcplaygroundpage/Contents.swift b/...-setters/Functional Setters.playground/Pages/02-Exercises.xcplaygroundpage/Contents.swift
@@ -27,6 +27,10 @@ struct Location {
  */
 // TODO
 /*:
- 6. What is the difference between a function of the form `((A) -> B) -> (C) -> (D)` and one of the form `(A) -> (B) -> (C) -> D`?
+ 6. Write a setter for a dictionary that traverses into a key to set a value if and only if that value already exists.
+ */
+// TODO
+/*:
+ 7. What is the difference between a function of the form `((A) -> B) -> (C) -> (D)` and one of the form `(A) -> (B) -> (C) -> D`?
  */
 // TODO