Write ci_sort(names) sorting names alphabetically ignoring case (ties keep original order).
ci_sort(['ravi', 'Asha', 'om']) → ['Asha', 'om', 'ravi']
ci_sort([]) → []
Submit runs 3 tests, including hidden edge cases.
Each hint gives a little more help. Try on your own first.
Run your code to see the output here.