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Arsen_Kozak
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Arsenii
Arsen_Kozak
Ukraine
Ukraine
Joined Feb 25, 2025
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Arsen_Kozak solved problem Arithmetic Mean (#386) on first attempt2 months ago
Arsen_Kozak solved problem Rook (#385) on first attempt2 months ago
Arsen_Kozak has joined contest UJGOI 2025. Vidbir. Day 32 months ago