java-coding-challenges Java Katas and Algorithms # Kata / Problem Folder Source 1 Digital Cypher codewars/digital-cypher Codewars 2 max diff-easy `codewars/maxdiff-easy Codewars 3 ALL Unique codewars/allunique Codewars 4 FindYourVillain codewars/findyourvillain Codewars