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kossinus67
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Косс Юрій
kossinus67
Skilled
Ukraine
Ukraine
Joined Dec 3, 2022
OverviewRatingPosts
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1355
Problems75
Submissions99

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kossinus67 solved hidden problem on first attempt28 days ago
kossinus67 has joined contest Ukrainian Olympiad in Informatics, IV Stage, II Round30 days ago
kossinus67 solved problem Nasser's OR Removal (#12433) on 3 attempt1 month ago
kossinus67 has completed the contest Blitz Round #18 and scored 450 points1 month ago
kossinus67 solved problem Koasar and PGCD (#12431) on 5 attempt1 month ago
kossinus67 solved problem Nasser's Prime Slices (#12432) on 2 attempt1 month ago
kossinus67 solved problem Rufo's massive (#12430) on 4 attempt1 month ago
kossinus67 solved problem Area (#12429) on first attempt1 month ago
kossinus67 has joined contest Blitz Round #181 month ago
kossinus67 has joined contest Ukrainian Olympiad in Informatics, IV Stage, I Round1 month ago
kossinus67 solved problem Robots (#10445) on 2 attempt1 month ago
kossinus67 has joined contest UOI 2021, Day 11 month ago
kossinus67 has completed the contest Weekend Practice #22 and scored no score2 months ago
kossinus67 solved problem Lightning Energy Report (#3329) on 4 attempt2 months ago
kossinus67 has joined contest Weekend Practice #222 months ago
kossinus67 has joined contest Blitz Round #172 months ago
kossinus67 solved problem K-th maximum (#687) on 2 attempt2 months ago
kossinus67 solved hidden problem on 2 attempt3 months ago
kossinus67 solved hidden problem on 3 attempt3 months ago
kossinus67 solved hidden problem on first attempt3 months ago
kossinus67 solved problem MOAGEZA is cooking (#12283) on 2 attempt6 months ago
kossinus67 solved problem GCD What (#12282) on 12 attempt6 months ago
kossinus67 has completed the contest Blitz Round #7 and scored 205 points6 months ago
kossinus67 solved problem Haidora and suspicious formula (#12281) on first attempt6 months ago
kossinus67 solved problem Max Trace (#12280) on first attempt6 months ago