RU-SPB 2021 Problem 96
- Grade 9
A school has students. Each student has at least friends among the others and among any students, there are always two that are friends. Prove that students can be sent on a kayak trip such that each of the two seater kayaks contain people who are friends.
D. Karpov
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.
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