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farkon00
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Vlad Khalin
farkon00
Ukraine
Ukraine
Joined Jan 1, 1
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farkon00 solved problem Guess the Number (#527) on first attempt20 days ago
farkon00 has joined contest UOI 2026. Day 120 days ago
farkon00 has joined contest UJGOI 2022. Vidbir. Day 14 months ago
farkon00 has joined contest UJGOI 2023. Vidbir. Day 14 months ago
farkon00 solved hidden problem on 3 attempt4 months ago
farkon00 solved hidden problem on 3 attempt4 months ago
farkon00 solved hidden problem on 2 attempt4 months ago
farkon00 solved hidden problem on first attempt4 months ago
farkon00 solved hidden problem on 3 attempt4 months ago
farkon00 solved hidden problem on first attempt4 months ago
farkon00 solved hidden problem on 2 attempt4 months ago
farkon00 has joined contest UJGOI 2026. Vidbir. Day 25 months ago
farkon00 solved hidden problem on 4 attempt5 months ago
farkon00 has joined contest UOI 2025. I stage8 months ago
farkon00 has joined contest UJGOI 2025. Day 21 year ago
farkon00 has joined contest UOAI 2025. IV Stage1 year ago
farkon00 has joined contest UOAI 2025. III stage1 year ago
farkon00 has joined contest UJGOI 2025. Day 11 year ago
farkon00 has joined contest UOI 2025. Day 11 year ago
farkon00 has joined contest UOI 2025. Day 21 year ago
farkon00 has joined contest Selections 2024. IOI. Day 31 year ago
farkon00 has joined contest Selections 2024. IOI. Day 21 year ago
farkon00 has joined contest UOI 2025. II stage. Day 21 year ago
farkon00 has joined contest UOI 2024. Day 21 year ago
farkon00 has joined contest Unknown1 year ago