Write only_in_first(a, b) returning a sorted list of values in a but not in b.
only_in_first(a, b)
a
b
only_in_first([1, 2, 3], [2]) → [1, 3]
only_in_first([1], [1]) → []
Submit runs 4 tests, including hidden edge cases.
Run your code to see the output here.