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Ok1234
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1234ok
Ok1234
Ukraine
Ukraine
Joined Oct 29, 2025
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Ok1234 solved problem Gardener-painter (#17) on 5 attempt1 day ago
Ok1234 has joined contest EJOI 2024, Day 115 days ago
Ok1234 solved problem Sponsor’s Money (#39) on 8 attempt16 days ago
Ok1234 solved problem The Segments (#46) on 31 attempt16 days ago
Ok1234 solved problem Simple problem (#1) on first attempt30 days ago
Ok1234 solved problem Olympiad in Hogwarts (#4857) on 10 attempt1 month ago
Ok1234 solved problem Four-digit Armstrong numbers (#8642) on 4 attempt1 month ago
Ok1234 solved problem Egypt (#1265) on 2 attempt1 month ago
Ok1234 has joined contest Educational Round #11 month ago
Ok1234 has joined contest Educational Round #21 month ago
Ok1234 solved problem Saucepans and lids (#7335) on 4 attempt1 month ago
Ok1234 solved problem Taxi (#8352) on 6 attempt1 month ago
Ok1234 solved problem Number of maximums (#7832) on 3 attempt1 month ago
Ok1234 has joined contest Educational Round #31 month ago
Ok1234 solved problem Easy Array Counting (#12254) on 10 attempt1 month ago
Ok1234 has joined contest Weekend Practice #121 month ago