[Just for fun] If a^2+b^2=c^2, where a, b and c are positive integers. Prove that among a, b and c, at least one of them is divisible by 3. 🤓🙋🏻
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[Just for fun] If a^2+b^2=c^2, where a, b and c are positive integers. Prove that among a, b and c, at least one of them is divisible by 3. 🤓🙋🏻