sort-even-and-odd-indices-independently
https://leetcode.com/problems/sort-even-and-odd-indices-independently/
count-odd-numbers-in-an-interval-range
https://leetcode.com/problems/count-odd-numbers-in-an-interval-range/submissions/
prime-number-of-set-bits-in-binary-representation
https://leetcode.com/problems/prime-number-of-set-bits-in-binary-representation/
10 post articles, 2 pages.