Crux 2010 Problem 3581
The text of this problem is not here. Read it in the official paper below.
Official text Crux Mathematicorum Vol. 36, No. 7 (Nov 2010), problem 3581, page 44. 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.