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Alexander2021
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Александр Гауптман
Alexander2021
Ukraine
Ukraine
Joined Jan 20, 2021
Achievements (2)
Problem Solver 2Problem Solver
OverviewAchievementsPosts
Problems416
Submissions780
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Alexander2021 solved problem Steps - Number of Ways (#8234) on first attempt12 時間前
Alexander2021 solved problem Minimum number of bills (#2033) on 3 attempt19 日前
Alexander2021 solved problem Будильник (#11382) on first attempt1 か月前
Alexander2021 solved problem Яблука (#10924) on first attempt1 か月前
Alexander2021 solved problem Root decomposition problem with large constraints (#10775) on first attempt2 か月前
Alexander2021 solved problem Without repetition (#8971) on first attempt8 か月前
Alexander2021 solved problem Ksonya and the Olympiad (#11067) on first attempt9 か月前
Alexander2021 solved problem Competition of sequences (#9631) on 2 attempt10 か月前
Alexander2021 solved problem The best team (#9632) on 8 attempt10 か月前
Alexander2021 solved problem Remove Duplicates from Sorted Array (#4765) on 3 attempt10 か月前
Alexander2021 solved problem Move zeroes (#4760) on first attempt10 か月前
Alexander2021 solved problem Subarray Sums I (#11721) on first attempt10 か月前
Alexander2021 solved problem Sum of three (#11246) on 13 attempt10 か月前
Alexander2021 solved problem Huseyn's game (#11389) on first attempt10 か月前
Alexander2021 solved problem Sum of two (#11244) on 2 attempt10 か月前
Alexander2021 solved problem The product of even digits in a number (#1604) on 3 attempt1 年前
Alexander2021 solved problem Isosceles triangle (#8881) on 5 attempt1 年前
Alexander2021 solved problem Four-digit Armstrong numbers (#8642) on first attempt2 年前
Alexander2021 solved problem Silver medal (#1957) on first attempt2 年前
Alexander2021 solved problem Complete graph (#3987) on first attempt2 年前
Alexander2021 solved problem Count the number of edges (#5072) on first attempt2 年前
Alexander2021 solved problem Robot (#87) on 5 attempt2 年前
Alexander2021 solved problem Anagrams (#2166) on first attempt2 年前
Alexander2021 solved problem Change max and min (#7849) on first attempt2 年前
Alexander2021 solved problem Maximums to the right (#8964) on first attempt2 年前