Write top_n(scores, n) returning the names of the top n scorers, highest first, ties by name A→Z.
top_n({'Asha': 90, 'Ravi': 95, 'Om': 90, 'Kiran': 70}, 2)
→ ['Ravi', 'Asha']top_n({}, 3)
→ []Submit runs 4 tests, including hidden edge cases.
Run your code to see the output here.