Implement the `accumulate` operation, which, given a collection and an operation to perform on each element of the collection, returns a new collection containing the result of applying that operation to each element of the input collection.
accumulate operation, which, given a collection and an
operation to perform on each element of the collection, returns a new
collection containing the result of applying that operation to each element of
the input collection.
Given the collection of numbers:
- 1, 2, 3, 4, 5
And the operation:
- square a number (
x => x * x)
Your code should be able to produce the collection of squares:
- 1, 4, 9, 16, 25
Check out the test suite to see the expected function signature.
Keep your hands off that collect/map/fmap/whatchamacallit functionality provided by your standard library! Solve this one yourself using other basic tools instead.
Lisp specific: it's perfectly fine to use
MAPCAR or the equivalent,
as this is idiomatic Lisp, not a library function.
Making the Test Suite Pass
Execute the tests with:
<exercise-name> with the name of the current exercise. E.g., to
test the Hello World exercise:
In many test suites all but the first test have been skipped.
Once you get a test passing, you can unskip the next one by
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Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.