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mariiiaa
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Марія
mariiiaa
Ukraine
Ukraine
Joined Apr 7, 2026
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mariiiaa solved problem Testing System (#4416) on first attempt14 days ago
mariiiaa solved problem Sum of squares Cnk (#11271) on first attempt19 days ago
mariiiaa solved problem Perfect square (#8877) on first attempt19 days ago
mariiiaa solved problem Sum and amount (#8684) on first attempt19 days ago
mariiiaa has joined contest Educational Round #1019 days ago