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shijun2009

Candidate MasterCertified

경기과학고등학교Since May 14, 2026

잠온다

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shijun2009's authored problems Submission history

No equipped banner

Current rating

1,807

+37

Peak 1,807 · Top 15.3%

UNRANKED0 Power

Solved problems

Titles

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local_fire_departmentStreak

Current 0 days

SMTWTFS

Rating history

= 1450 (+250), SpecialistRank: 18KOI 2nd Round Mock 1 [High]May 22, 2026, 6:00 PM = 1619 (+169), ExpertRank: 18DOJ Beginner Contest 2May 30, 2026, 1:00 PM = 1610 (-9), ExpertRank: 39DOJ Beginner Contest 3Jun 14, 2026, 7:00 PM = 1548 (-62), SpecialistRank: 88아니메컵 3기 ~2시에 코딩을 하는 건 이상해!~Jul 4, 2026, 2:00 PM = 1694 (+146), ExpertRank: 15KOI 2nd Round Mock 2 [High]Jul 17, 2026, 9:00 AM = 1744 (+50), ExpertRank: 30DOJ Contest 5Aug 1, 2026, 2:00 PM = 1804 (+60), Candidate MasterRank: 28DOJ Beginner Contest 5Aug 8, 2026, 10:00 AM = 1770 (-34), ExpertRank: 40DOJ Beginner Contest 6Aug 30, 2026, 10:00 AM = 1807 (+37), Candidate MasterRank: 43DOJ Beginner Contest 9Sep 20, 2026, 10:00 AM

OctNovDec2026FebMarAprMayJunJulAugSepOct

Longest solve streak: 2 days

1-23-56-910-14Freeze

Solve activity is counted from 06:00 in Korea time.

Participation history

11 total

DOJ Beginner Contest 9Window

Sep 20, 2026, 10:00 AM

Score 600Rank 43

DOJ Beginner Contest 6Window

Aug 30, 2026, 10:00 AM

Score 400Rank 40

AI slopUnrated

Aug 24, 2026, 11:30 PM

BCD 1Virtual

Aug 13, 2026, 10:29 PM

DOJ Beginner Contest 5Window

Aug 8, 2026, 10:00 AM

Score 433Rank 28

DOJ Contest 5Window

Aug 1, 2026, 2:00 PM

Score 400Rank 30

KOI 2nd Round Mock 2 [High]Window

Jul 17, 2026, 9:00 AM

Score 234Rank 15

아니메컵 3기 ~2시에 코딩을 하는 건 이상해!~Rated

Jul 4, 2026, 2:00 PM

Score 300Rank 88

DOJ Beginner Contest 3Window

Jun 14, 2026, 7:00 PM

Score 500Rank 39

DOJ Beginner Contest 2Window

May 30, 2026, 1:00 PM

Score 600Rank 18

KOI 2nd Round Mock 1 [High]Window

May 22, 2026, 6:00 PM

Score 206Rank 18