Explanation:
651-
5. 2,424
9. 8,365
13. 7,867
2. 9,499
6. 985
10. 1,876
14. 811
3. 7,821
7. 591
11. 1,229
15. 9,951
4. 5,254
8. 1,099
12. 7,849
16. 1,382
1.6m questions
2.0m answers