Basecamp
    Home
    Problems
    Contests
    Courses
    Rating
    Posts
    Store
    Discord
polar-bear
Sign in
polar-bear
Expert
Brazil
Brazil
Joined Aug 22, 2025
Achievements (54)
Hello WorldEasy StartTough NutHardmodeHalfway ThereSea LionSnake TamerPhoto FinishWeekend Participantx9Blitz Participantx12Blitz Winnerx2Explorer
OverviewRatingAchievements
Rating
1625
Problems62
Submissions71

Rating evolution

9月
10月
11月
12月
2021
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
2022
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
2023
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
2024
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
2025
2月
3月
4月
5月
6月
7月
8月
9月
10月
11月
12月
2026
2月
3月
4月
5月
6月
7月
polar-bear earned achievement Specialist1 か月前
polar-bear earned achievement Student1 か月前
polar-bear earned achievement Explorer1 か月前
polar-bear earned achievement Photo Finish1 か月前
polar-bear has completed the contest Blitz Round #21 and scored 375 points3 か月前
polar-bear solved problem Duel of Frequencies (#12467) on first attempt3 か月前
polar-bear solved problem The Glitchy Robot (#12466) on first attempt3 か月前
polar-bear solved problem The Efficient Steps (#12465) on first attempt3 か月前
polar-bear has joined contest Blitz Round #213 か月前
polar-bear solved problem Robots (#10445) on first attempt4 か月前
polar-bear has joined contest UOI 2021, Day 14 か月前
polar-bear has joined contest UOI 2026. Day 14 か月前
polar-bear solved hidden problem on first attempt4 か月前
polar-bear has joined contest UOI 2026. Day 24 か月前
polar-bear has completed the contest Blitz Round #19 and scored 400 points4 か月前
polar-bear solved problem Neru's Lost Connection (#12447) on first attempt4 か月前
polar-bear solved problem Miku's Snake Game (#12446) on first attempt4 か月前
polar-bear solved problem Teto's Song (#12445) on first attempt4 か月前
polar-bear has joined contest Blitz Round #194 か月前
polar-bear has completed the contest Weekend Practice #22 and scored 275 points5 か月前
polar-bear solved problem Exam for the Night's Watch (#12424) on first attempt5 か月前
polar-bear solved problem Coding Errors (#12423) on 2 attempt5 か月前
polar-bear has joined contest Weekend Practice #225 か月前
polar-bear has completed the contest Blitz Round #17 and scored 175 points5 か月前
polar-bear solved problem Majestic Numbers (#12419) on 2 attempt5 か月前