NumberOfDiscIntersections (beta2010) Demo Task at Codility.com Lesson 4 – Sorting – NumberOfDiscIntersections (beta2010) demo task solution code written in php. Gives 100/100 score at the time of publishing. By Alec | 21/02/2014 | Coding Tips & How-Toes, PHP, Programming & Freelancing, Programming Testing and Exams | 1 Comment | Read more