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kovalov.ryv
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kostia smernov
kovalov.ryv
Skilled
Ukraine
Ukraine
Joined Aug 29, 2017
Achievements (3)
Problem Solver 3Problem Solver 2Problem Solver
OverviewRatingAchievementsPosts
Rating
1322
Problems647
Submissions781

Rating evolution

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kovalov.ryv solved problem Yet Another Array Problem (#12363) on 2 attempt26 дзён таму
kovalov.ryv solved problem Please be easy! (#12361) on first attempt26 дзён таму
kovalov.ryv solved problem Cheater (#12353) on first attempt1 месяц таму
kovalov.ryv has joined contest Blitz Round #141 месяц таму
kovalov.ryv solved problem Nasser's Card Game (#12347) on 2 attempt1 месяц таму
kovalov.ryv solved problem Locked Treasure (#7534) on first attempt2 месяцы таму
kovalov.ryv solved problem Calculator (#1427) on first attempt2 месяцы таму
kovalov.ryv solved problem Stepan and pairs (#4283) on first attempt2 месяцы таму
kovalov.ryv has joined contest Educational Round #82 месяцы таму
kovalov.ryv solved problem I hate 67 (#12337) on first attempt2 месяцы таму
kovalov.ryv has joined contest Blitz Round #122 месяцы таму
kovalov.ryv solved problem Square of Fortune (#12336) on first attempt2 месяцы таму
kovalov.ryv has joined contest BaltOI 2025, Day 22 месяцы таму
kovalov.ryv has joined contest BaltOI 2025, Day 12 месяцы таму
kovalov.ryv has joined contest Weekend Practice #32 месяцы таму
kovalov.ryv solved problem Platform (#12319) on first attempt2 месяцы таму
kovalov.ryv has completed the contest Weekend Practice #14 and scored 100 points3 месяцы таму
kovalov.ryv solved problem The extra digit (#2796) on first attempt3 месяцы таму
kovalov.ryv solved problem Everyone out of the Pool (#2678) on 5 attempt3 месяцы таму
kovalov.ryv solved problem Phone List (#2303) on 4 attempt3 месяцы таму
kovalov.ryv solved problem NSC (#2339) on 5 attempt4 месяцы таму
kovalov.ryv solved problem Poppy Seed Rolls (#2241) on 3 attempt4 месяцы таму
kovalov.ryv solved problem Horses (#2095) on first attempt4 месяцы таму
kovalov.ryv solved problem Silver medal (#1957) on first attempt4 месяцы таму
kovalov.ryv solved problem The Power of the Hero (#1893) on first attempt4 месяцы таму