Crux 2010 Problem 3509
The text of this problem is not here. Read it in the official paper below.
Official text Crux Mathematicorum Vol. 36, No. 1 (Jan 2010), problem 3509, page 45. 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.