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MathNet 2025 — 50 problems — Part 01 Question 2

Math Olympiad Vault · MathNet 2025 — 50 problems — Part 01

Question 2

A polyomino is a connected figure constructed by joining one or more unit squares edge-to-edge. Determine, with proof, the number of non-congruent polyominoes with no holes, perimeter $180$, and area $2024$.