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> 0xmar · 880 of 880 solved problems · arena profile

• 10001970A1 · Balanced Shuffle (Easy)Feb 2025
• 8001668A · Direction ChangeFeb 2025
• 8002065B · Skibidus and OhioFeb 2025
• 8002065A · Skibidus and Amog'uFeb 2025
• 10002040B · Paint a StripFeb 2025
• 10001676D · X-SumFeb 2025
• 9001856B · Good ArraysFeb 2025
• 8001658A · Marin and PhotoshootFeb 2025
• 10001927C · Choose the Different Ones!Feb 2025
• 9001921C · Sending MessagesFeb 2025
• 9001777B · EmordnilapFeb 2025
• 8001804A · Lame KingFeb 2025
• 9001779B · MKnez's ConstructiveForces TaskFeb 2025
• 9002028A · Alice's Adventures in ''Chess''Feb 2025
• 9001742C · StripesFeb 2025
• 8001927A · Make it WhiteFeb 2025
• 9001699B · Almost Ternary MatrixFeb 2025
• 8002059A · Milya and Two ArraysFeb 2025
• 8002029A · SetFeb 2025
• 9001795B · Ideal PointJan 2025
• 10001798B · Three SevensJan 2025
• 9001732B · UguJan 2025
• 8001728B · Best PermutationJan 2025
• 8002047A · Alyona and a Square Jigsaw PuzzleJan 2025
• 12002062C · Cirno and OperationsJan 2025
• 9002062B · ClockworkJan 2025
• 8002062A · StringJan 2025
• 11002063B · Subsequence UpdateJan 2025
• 12002051D · Counting PairsJan 2025
• 800755A · PolandBall and HypothesisJan 2025
• 8002051B · JourneyJan 2025
• 8002051A · Preparing for the OlympiadJan 2025
• 8002063A · Minimal CoprimeJan 2025
• 8001487A · ArenaJan 2025
• 11002061B · Kevin and GeometryJan 2025
• 11002060D · Subtract Min SortJan 2025
• 9002060C · Game of MathletesJan 2025
• 10002060B · Farmer John's Card GameJan 2025
• 8002060A · FibonaccinessJan 2025
• 12002053B · Outstanding ImpressionistJan 2025
• 12002056C · Palindromic SubsequencesJan 2025
• 13002056B · Find the PermutationJan 2025
• 8002056A · Shape PerimeterJan 2025
• 1100609B · The Best GiftJan 2025
• 1300600B · Queries about less or equal elementsJan 2025
• 800609A · USB Flash DrivesJan 2025
• 1300598B · Queries on a StringJan 2025
• 900598A · Tricky SumJan 2025
• 14002055C · The TrailJan 2025
• 10002055B · CraftingJan 2025