SE-SKOLORNAS 1988 Problem 2
Six ducklings swim on the surface of a pond, which is in the shape of a circle with radius m. Show that at every moment, two of the ducklings swim on the distance of at most m from each other.
Dataset text AI-MO AoPS. Quoted with source.
Solutions
No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.