UTS Open '15 Editorial
Here is the editorial (with solutions) for problems 1-4 and problem 6 of UTS Open '15 (final rankings here). Jeffrey Xiao is bogged down with Spanish at the moment and will supply the editorial and solution for problem 5 as soon as he is able.
You can view the editorial here. Thank you for participating in the UTS Open - we hope to see you again next year!