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user543548
Joined Sep 23, 2025
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2026
user543548 solved problem Sonichka's Birthday (#242) on 2 attempt8 days ago
user543548 has joined contest UOI 2024. Day 110 days ago
user543548 solved problem Себек і сусіди (#118) on 2 attempt22 days ago
user543548 solved problem Себек та рівняння (#117) on 10 attempt22 days ago
user543548 has joined contest UOI 2020. II stage. Day 222 days ago
user543548 has joined contest UOI 2020. II stage. Day 123 days ago
user543548 has joined contest UOI 2024. I stage. Kharkiv24 days ago
user543548 solved problem Козак Вус та чарівні черевики (#98) on 7 attempt24 days ago
user543548 solved problem Козак Вус та таємний лист (#97) on 3 attempt24 days ago
user543548 has joined contest UOI 2022. II stage. Day 224 days ago
user543548 solved problem Ксоня та алфавітне коло (#93) on 11 attempt27 days ago
user543548 solved problem Ксоня та олімпіада (#92) on 5 attempt27 days ago
user543548 has joined contest UOI 2022. II stage. Day 127 days ago
user543548 has joined contest UOI 2023. Day 127 days ago
user543548 has joined contest UOI 2017. Day 127 days ago
user543548 solved problem Козак Вус та крамниця (#102) on 5 attempt1 month ago
user543548 has joined contest UOI 2021. II stage. Day 11 month ago
user543548 has joined contest UJGOI 2025. Day 11 month ago
user543548 solved problem Shops (#262) on first attempt1 month ago
user543548 solved problem Піца (#304) on 10 attempt1 month ago
user543548 has joined contest UOI 2018. Day 11 month ago
user543548 has joined contest UOI 2021. II stage. Day 22 months ago
user543548 solved problem Tic-Tac-Toe (#268) on 14 attempt2 months ago
user543548 has joined contest UJGOI 2024. Day 12 months ago
user543548 has joined contest UOI 2024. Day 22 months ago