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