It's a website where you can face challenges and you get leveled by how good you do. You choose from a variety of languages to train, I'll be starting with Python and add other languages later.
These are my solutions to codewars. My profile in codewars can be found here.
Extract the domain name from a URL challenge in link
Pete the baker challenge in link
First non-repeating character challenge in link
Did I Finish my Sudoku? challenge in link
String incrementer challenge in link
Search The 0 Sums Combinations in an Array challenge in link
Not very secure challenge in link
Valid Parentheses challenge in link
Moving Zeros To The End challenge in link
Last digit of a large number challenge in link
Strip Comments challenge in link
Count IP Addresses challenge in link
4ku Recover a secret string from random triplets challenge in link
4ku Path Finder #2: shortest path challenge in link