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kkr
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Ruize Dong
kkr
International master
China
China
Joined Mar 16, 2025
OverviewRatingPosts
Rating
1983
Problems22
Submissions45

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kkr solved problem Apples and Snakes (#12242) on 11 attempt3 days ago
kkr solved problem Alina and the Mountains (#12241) on 7 attempt5 days ago
kkr solved problem Foxes and DFS (#12287) on 5 attempt5 days ago
kkr solved problem Preparation for the Christmas Holidays (#12289) on 3 attempt5 days ago
kkr solved problem Simple Problem (#12288) on first attempt5 days ago
kkr solved problem Garland (#12286) on first attempt5 days ago
kkr solved problem Subscriptions (#12285) on first attempt5 days ago
kkr has joined contest Weekend Practice #145 days ago
kkr has completed the contest Weekend Practice #11 and scored 480 points2 months ago
kkr solved problem Powerful Task (#12240) on 3 attempt2 months ago
kkr solved problem A Wreath for the Fox (#12239) on first attempt2 months ago
kkr solved problem Business Matters (#12238) on 8 attempt2 months ago
kkr has joined contest Weekend Practice #112 months ago
kkr has joined contest Educational Round #13 months ago
kkr has completed the contest Weekend Practice #9 and scored 700 points4 months ago
kkr solved problem Clutch or kick (#12200) on 2 attempt4 months ago
kkr solved problem Grenade throws from Valera (#12198) on 10 attempt4 months ago
kkr solved problem Natus ad codicem (#12197) on first attempt4 months ago
kkr solved problem A plant (#12196) on first attempt4 months ago
kkr has joined contest Weekend Practice #94 months ago
kkr has completed the contest Weekend Practice #7 and scored 370 points6 months ago
kkr solved problem Doya and XOR (#11855) on first attempt6 months ago
kkr solved problem Quad (#11854) on first attempt6 months ago
kkr solved problem Unique ID (#11853) on first attempt6 months ago
kkr has joined contest Weekend Practice #76 months ago