Crux 2017 Problem 4251
The text of this problem is not here. Read it in the official paper below.
Official text Crux Mathematicorum Vol. 43, No. 6 (Jun 2017), problem 4251, page 28. 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.