Crux 2013 Problem 3861
The text of this problem is not here. Read it in the official paper below.
Official text Crux Mathematicorum Vol. 39, No. 7 (Sep 2013), problem 3861, page 27. Link only.
Solutions
No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.