Programming Challenges Tags: Quizzes, Challenges, Katas Coderbyte svpino Five programming problems every Software Engineer should be able to solve in less than 1 hour boolean parenthesizations towers of Hanoi the position of the element merging overlapping intervals rotating a matrix 90 degrees in place Post written on June 29, 2015 Post written on 2015-06-29 00:00:00 -0700