Solution to Palindromic Prime of Codeeval
https://www.codeeval.com/open_challenges/3/
Solution to Sum of Primes of Codeeval
https://www.codeeval.com/open_challenges/4/
Solution to Reverse words of Codeeval
https://www.codeeval.com/open_challenges/8/
Solution to Reverse words of Codeeval
https://www.codeeval.com/open_challenges/8/
Solution to swap case of Codeeval
https://www.codeeval.com/open_challenges/96/