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Anya_Riznyk
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Anna
Anya_Riznyk
Ukraine
Ukraine
Joined Nov 27, 2023
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Anya_Riznyk solved problem Superstitious Santa Claus (#31) on first attempt10 months ago
Anya_Riznyk solved problem "Mirror prime" numbers (#22) on first attempt10 months ago
Anya_Riznyk solved problem Degree of symmetry (#19) on first attempt10 months ago
Anya_Riznyk solved problem Roman numerals (#7) on first attempt10 months ago
Anya_Riznyk solved problem Simple problem (#1) on first attempt11 months ago
Anya_Riznyk solved problem Digits (#2) on first attempt11 months ago
Anya_Riznyk solved problem Square (#11333) on first attempt11 months ago
Anya_Riznyk solved problem Шахівниця (#10740) on first attempt11 months ago
Anya_Riznyk solved problem GCD (#137) on first attempt11 months ago