Code Katas Episode 62 8 kyu https://www.codewars.com/kata/59342039eb450e39970000a6/train/javascript 7 kyu https://www.codewars.com/kata/56582133c932d8239900002e/train/javascript 6 kyu https://www.codewars.com/kata/54dc6f5a224c26032800005c/train/javascript 5 kyu https://www.codewars.com/kata/555624b601231dc7a400017a/train/javascript