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i.chernenko
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Черненко Іван
i.chernenko
Specialist
Ukraine
Ukraine
Joined Sep 22, 2021
Achievements (2)
Problem Solver 2Problem Solver
OverviewRatingAchievementsPosts
Rating
1452
Problems201
Submissions232
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i.chernenko has completed the contest KNU Student Olympiad 2026, 1 stage (Mirror) and scored 600 points2 か月前
i.chernenko solved hidden problem on 2 attempt2 か月前
i.chernenko solved hidden problem on 4 attempt2 か月前
i.chernenko solved hidden problem on 2 attempt2 か月前
i.chernenko solved hidden problem on first attempt2 か月前
i.chernenko solved hidden problem on first attempt2 か月前
i.chernenko solved hidden problem on first attempt2 か月前
i.chernenko has joined contest KNU Student Olympiad 2026, 1 stage (Mirror) 2 か月前
i.chernenko solved problem I hate 67 (#12337) on 6 attempt3 か月前
i.chernenko solved problem "Mirror prime" numbers (#22) on 2 attempt3 か月前
i.chernenko solved problem Square of Fortune (#12336) on first attempt3 か月前
i.chernenko solved problem N-digit numbers (#9) on 12 attempt3 か月前
i.chernenko solved problem GCD What (#12282) on 2 attempt5 か月前
i.chernenko solved problem Haidora and suspicious formula (#12281) on 2 attempt5 か月前
i.chernenko solved problem Max Trace (#12280) on 3 attempt5 か月前
i.chernenko has joined contest Blitz Round #75 か月前
i.chernenko solved problem Maximum sum on a tree (#973) on first attempt7 か月前
i.chernenko solved problem Rectangle Cutting (#11722) on 10 attempt7 か月前
i.chernenko solved problem Aladdin's knapsack (#1661) on 3 attempt7 か月前
i.chernenko solved problem Saucepans and lids (#7335) on 5 attempt7 か月前
i.chernenko solved problem Taxi (#8352) on 5 attempt7 か月前
i.chernenko solved problem Number of maximums (#7832) on first attempt7 か月前
i.chernenko has joined contest Educational Round #37 か月前
i.chernenko solved problem Rotation (#2669) on 2 attempt1 年前
i.chernenko solved problem The best team (#9632) on 4 attempt2 年前