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i.chernenko
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Черненко Іван
i.chernenko
Specialist
Ukraine
Ukraine
Joined Sep 22, 2021
Achievements (54)
Hello WorldEasy StartTough NutHardmodeHalfway ThereBy a whiskerProblem SolverProblem Solver 2Sea LionSnake TamerLong Time No ACEolymp Cup Participant
OverviewRatingAchievements

Rating
1452
Problems201
Submissions232
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i.chernenko earned achievement Student1个月前
i.chernenko earned achievement Explorer1个月前
i.chernenko has completed the contest KNU Student Olympiad 2026, 1 stage (Mirror) and scored 600 points5个月前
i.chernenko solved hidden problem on 2 attempt5个月前
i.chernenko solved hidden problem on 4 attempt5个月前
i.chernenko solved hidden problem on 2 attempt5个月前
i.chernenko solved hidden problem on first attempt5个月前
i.chernenko solved hidden problem on first attempt5个月前
i.chernenko solved hidden problem on first attempt5个月前
i.chernenko has joined contest KNU Student Olympiad 2026, 1 stage (Mirror) 5个月前
i.chernenko solved problem I hate 67 (#12337) on 6 attempt7个月前
i.chernenko solved problem "Mirror prime" numbers (#22) on 2 attempt7个月前
i.chernenko solved problem Square of Fortune (#12336) on first attempt7个月前
i.chernenko solved problem N-digit numbers (#9) on 12 attempt7个月前
i.chernenko solved problem GCD What (#12282) on 2 attempt9个月前
i.chernenko solved problem Haidora and suspicious formula (#12281) on 2 attempt9个月前
i.chernenko solved problem Max Trace (#12280) on 3 attempt9个月前
i.chernenko has joined contest Blitz Round #79个月前
i.chernenko solved problem Maximum sum on a tree (#973) on first attempt10个月前
i.chernenko solved problem Rectangle Cutting (#11722) on 10 attempt10个月前
i.chernenko solved problem Aladdin's knapsack (#1661) on 3 attempt10个月前
i.chernenko solved problem Saucepans and lids (#7335) on 5 attempt10个月前
i.chernenko solved problem Taxi (#8352) on 5 attempt10个月前
i.chernenko solved problem Number of maximums (#7832) on first attempt11个月前
i.chernenko has joined contest Educational Round #311个月前