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kai977
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Oleksandr Kozlov
kai977
Ukraine
Ukraine
Joined Dec 28, 2007
Achievements (52)
Hello WorldEasy StartTough NutHardmodeBeyond the LimitHalfway ThereBy a whiskerProblem SolverProblem Solver 2Problem Solver 3Problem Solver 4Sea Lion
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Problems1668
Submissions1833
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kai977 earned achievement I'm a Tea Pot!13 days ago
kai977 solved problem Wall (#886) on first attempt2 years ago
kai977 solved problem Substrings (#2356) on 3 attempt2 years ago
kai977 solved problem Substrings-3 (#5094) on 4 attempt2 years ago
kai977 has joined contest Eolymp Cup #22 years ago
kai977 solved problem Interesting polygon (#3532) on first attempt2 years ago
kai977 solved problem Night at Nicholas (#512) on first attempt17 years ago