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micha74
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Міша Ковальчук
micha74
Ukraine
Ukraine
Joined Dec 27, 2016
Achievements (2)
Problem Solver 2Problem Solver
OverviewAchievementsPosts
Problems422
Submissions581
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micha74 solved problem Taxi (#8352) on 2 attempt7 日前
micha74 has joined contest Educational Round #27 日前
micha74 has joined contest Educational Round #37 日前
micha74 has joined contest Weekend Practice #127 日前
micha74 has joined contest Educational Round #47 日前
micha74 solved problem Обладнання укриття (#11380) on first attempt30 日前
micha74 solved problem Rook (#10921) on 2 attempt30 日前
micha74 solved problem Four-digit Armstrong numbers (#8642) on 2 attempt1 か月前
micha74 solved problem Olympiad in Hogwarts (#4857) on first attempt1 か月前
micha74 solved problem Egypt (#1265) on first attempt1 か月前
micha74 has joined contest Educational Round #11 か月前
micha74 solved problem The sum of two integers is 2 (#8805) on first attempt1 か月前
micha74 solved problem The number of powers of two (#9951) on 2 attempt2 か月前
micha74 solved problem Clock 3 (#9935) on first attempt2 か月前
micha74 solved problem Find the number 2 (#8856) on first attempt2 か月前
micha74 solved problem Degree of symmetry (#19) on 3 attempt3 か月前
micha74 solved problem Cards game (#11387) on 3 attempt3 か月前
micha74 has joined contest Weekend Practice #83 か月前
micha74 solved problem Number of words (#909) on first attempt6 か月前
micha74 solved problem Interesting Product (#916) on 4 attempt6 か月前
micha74 has joined contest UOI 2025, Day 26 か月前
micha74 has joined contest KNU Student Olympiad, 1 stage (Mirror)8 か月前
micha74 solved problem Number of zeroes in factorial (#123) on 7 attempt9 か月前
micha74 solved problem ICQ (#443) on 2 attempt9 か月前
micha74 has joined contest Eolymp Cup #29 か月前