I don't see what's the problem.
There're some problem with the test case.
QUESTION INTRO:
If a value is present in b, all of its occurrences must be removed from the other:
difference([1,2,2,2,3],[2]) == [1,3]
But in case:
a was [1,2,2], b was [1], expected [2,2]
Maybe should update case or question intro.
Loading collection data...
I don't see what's the problem.
There're some problem with the test case.
QUESTION INTRO:
If a value is present in b, all of its occurrences must be removed from the other:
But in case:
Maybe should update case or question intro.