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kovalov.ryv
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kostia smernov
kovalov.ryv
Skilled
Ukraine
Ukraine
Joined Aug 29, 2017
Achievements (54)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitHalfway ThereBy a whiskerProblem SolverProblem Solver 2Problem Solver 3Snake TamerOld School
OverviewRatingAchievements
Rating
1322
Problems681
Submissions827

Rating evolution

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kovalov.ryv earned achievement Student1个月前
kovalov.ryv earned achievement Explorer1个月前
kovalov.ryv earned achievement I'm a Tea Pot!1个月前
kovalov.ryv solved problem Prime number (#242) on first attempt1个月前
kovalov.ryv solved problem Olympiad and the Internet (#226) on first attempt1个月前
kovalov.ryv solved problem Evolution (#223) on first attempt1个月前
kovalov.ryv solved problem Distribution (#179) on first attempt1个月前
kovalov.ryv solved problem Every third one is free (#178) on 4 attempt1个月前
kovalov.ryv solved problem Squares (#145) on first attempt1个月前
kovalov.ryv solved problem Raft (#117) on first attempt1个月前
kovalov.ryv solved problem Gorynych the Dragon (#36) on 5 attempt1个月前
kovalov.ryv solved problem New-year presents (#26) on 3 attempt1个月前
kovalov.ryv solved problem Mouse and corns (#15) on 9 attempt2个月前
kovalov.ryv solved problem Sum and product 3 (#8603) on first attempt2个月前
kovalov.ryv solved problem Conditional statement - 1 (#8520) on first attempt2个月前
kovalov.ryv solved problem Conditional statement - 3 (#8526) on first attempt2个月前
kovalov.ryv solved problem All OK (#8931) on first attempt2个月前
kovalov.ryv solved problem Conditional statement - 2 (#8521) on first attempt2个月前
kovalov.ryv solved problem Divisibility (#8522) on first attempt2个月前
kovalov.ryv solved problem Tourist (#206) on first attempt2个月前
kovalov.ryv solved problem Quadratic equation (#911) on 28 attempt2个月前
kovalov.ryv solved problem Julius Caesar Cipher (#2164) on first attempt2个月前
kovalov.ryv solved problem Tricky Sorting (#1462) on first attempt2个月前
kovalov.ryv solved problem Coins (#2218) on first attempt2个月前
kovalov.ryv solved problem Ardent Butterfly Collector (#3966) on 3 attempt2个月前