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polar-bear
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polar-bear
Expert
Brazil
Brazil
Joined Aug 22, 2025
Achievements (52)
Hello WorldEasy StartTough NutHardmodeHalfway ThereSea LionSnake TamerPhoto FinishWeekend Participantx9Blitz Participantx12Blitz Winnerx2Explorer
OverviewRatingAchievementsPosts
Rating
1625
Problems62
Submissions71
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Rating evolution

polar-bear earned achievement Specialist10 日前
polar-bear earned achievement Student10 日前
polar-bear earned achievement Explorer10 日前
polar-bear earned achievement Photo Finish11 日前
polar-bear has completed the contest Blitz Round #21 and scored 375 points2 か月前
polar-bear solved problem Duel of Frequencies (#12467) on first attempt2 か月前
polar-bear solved problem The Glitchy Robot (#12466) on first attempt2 か月前
polar-bear solved problem The Efficient Steps (#12465) on first attempt2 か月前
polar-bear has joined contest Blitz Round #212 か月前
polar-bear solved problem Robots (#10445) on first attempt3 か月前
polar-bear has joined contest UOI 2021, Day 13 か月前
polar-bear has joined contest UOI 2026. Day 13 か月前
polar-bear solved hidden problem on first attempt3 か月前
polar-bear has joined contest UOI 2026. Day 23 か月前
polar-bear has completed the contest Blitz Round #19 and scored 400 points3 か月前
polar-bear solved problem Neru's Lost Connection (#12447) on first attempt3 か月前
polar-bear solved problem Miku's Snake Game (#12446) on first attempt3 か月前
polar-bear solved problem Teto's Song (#12445) on first attempt3 か月前
polar-bear has joined contest Blitz Round #193 か月前
polar-bear has completed the contest Weekend Practice #22 and scored 275 points4 か月前
polar-bear solved problem Exam for the Night's Watch (#12424) on first attempt4 か月前
polar-bear solved problem Coding Errors (#12423) on 2 attempt4 か月前
polar-bear has joined contest Weekend Practice #224 か月前
polar-bear has completed the contest Blitz Round #17 and scored 175 points4 か月前
polar-bear solved problem Majestic Numbers (#12419) on 2 attempt4 か月前