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confident_robinson_537
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Осташевський Костянтин
confident_robinson_537
Joined Feb 27, 2024
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confident_robinson_537 solved problem Heartbeat, Heartbreak (#370) on 2 attempt4 months ago
confident_robinson_537 solved problem Grandchildren (#369) on first attempt4 months ago
confident_robinson_537 solved problem Parallelepiped (#368) on 3 attempt4 months ago
confident_robinson_537 has joined contest UJGOI 2025. Vidbir. Day 24 months ago
confident_robinson_537 has joined contest UOI 2025. II stage5 months ago
confident_robinson_537 solved problem Cossack Vus and Friend at CP Olympiad (#274) on 6 attempt1 year ago
confident_robinson_537 solved problem Arithmetic Mean (#273) on first attempt1 year ago
confident_robinson_537 solved problem Pies (#272) on first attempt1 year ago