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professor_k
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Andriy Kvasnytsya
professor_k
Ukraine
Ukraine
Joined May 8, 2026
Achievements (1)
Hello World
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professor_k has completed the contest EJOI 2026 - Day 1 and scored 300 points15 hours ago
professor_k solved hidden problem on 2 attempt1 day ago
professor_k solved hidden problem on first attempt1 day ago
professor_k earned achievement Hello World1 day ago
professor_k solved hidden problem on first attempt1 day ago
professor_k has joined contest EJOI 2026 - Day 11 day ago
professor_k has joined contest UOI 2026. Day 13 months ago