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Kostil
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Костянтин Луценко
Kostil
Grandmaster
Ukraine
Ukraine
Joined Nov 9, 2016
Achievements (1)
Problem Solver
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Rating
2320
Problems158
Submissions214

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Kostil solved problem Shuffle (#12345) on 3 attempt3 days ago
Kostil solved problem Equation (#12344) on 4 attempt5 days ago
Kostil solved problem Monochrome Image (#12342) on first attempt7 days ago
Kostil has joined contest Weekend Practice #197 days ago
Kostil solved hidden problem on first attempt13 days ago
Kostil solved hidden problem on 3 attempt13 days ago
Kostil solved hidden problem on 4 attempt14 days ago
Kostil solved hidden problem on first attempt14 days ago
Kostil has joined contest UOI 2026. Day 214 days ago
Kostil solved hidden problem on 17 attempt21 days ago
Kostil solved hidden problem on 16 attempt21 days ago
Kostil solved hidden problem on 4 attempt21 days ago
Kostil solved hidden problem on 4 attempt21 days ago
Kostil has joined contest UOI 2026. Day 121 days ago
Kostil solved problem Modular Exponentiation (#5198) on 2 attempt23 days ago
Kostil solved problem Modular Exponentiation (#273) on first attempt23 days ago
Kostil has joined contest EJOI 2024, Day 226 days ago
Kostil has completed the contest Weekend Practice #23 and scored 1,000 points1 month ago
Kostil solved problem Narfouz in the Center (#12438) on 4 attempt1 month ago
Kostil solved problem Kaosar and Minimization (#12437) on 4 attempt1 month ago
Kostil solved problem Kaosar and Count ORz (#12436) on first attempt1 month ago
Kostil solved problem Yes or No (#12435) on 2 attempt1 month ago
Kostil has joined contest Weekend Practice #231 month ago
Kostil has joined contest KNU Student Olympiad 2026, 1 stage (Mirror) 1 month ago
Kostil has joined contest Weekend Practice #11 month ago