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> DarkVoidd · 909 of 909 solved problems · arena profile

• 130096B · Lucky Numbers (easy)Nov 2025
• ?101257D · !HasanNov 2025
• 1400550B · Preparing OlympiadNov 2025
• 12001097B · Petr and a Combination LockNov 2025
• 1000579A · Raising BacteriaNov 2025
• 10002164B · Even Modulo PairNov 2025
• 8002164A · Sequence GameNov 2025
• 13001775B · Gardener and the ArrayNov 2025
• 13001794C · Scoring SubsequencesNov 2025
• 8001223A · CMENov 2025
• 800231A · TeamNov 2025
• 13001846E1 · Rudolf and Snowflakes (simple version)Nov 2025
• 12002161C · LoyaltyOct 2025
• 13001857D · Strong VerticesOct 2025
• 8002161A · Round TripOct 2025
• 13001879C · Make it AlternatingOct 2025
• 13001881D · Divide and EqualizeOct 2025
• 13001915E · Romantic GlassesOct 2025
• 13001927D · Find the Different Ones!Oct 2025
• 12001433D · Districts ConnectionOct 2025
• 11001827A · Counting OrdersOct 2025
• 10002167D · Yet Another Array ProblemOct 2025
• 8002167C · Isamatdin and His Magic Wand!Oct 2025
• 8002167B · Your NameOct 2025
• 8002167A · Square?Oct 2025
• 8002145A · Candies for NephewsOct 2025
• 8002153B · Bitwise ReversionOct 2025
• 8002153A · Circle of Apple TreesOct 2025
• 14002156C · Maximum GCD on WhiteboardOct 2025
• 10002156B · Strange MachineOct 2025
• 8002156A · Pizza TimeOct 2025
• 13001931D · Divisible PairsOct 2025
• 12001420B · Rock and LeverOct 2025
• 12001487B · Cat CycleOct 2025
• 14002154C1 · No Cost Too Great (Easy Version)Oct 2025
• 10002154B · Make it ZigzagOct 2025
• 8002154A · NotelockOct 2025
• 80071A · Way Too Long WordsOct 2025
• 12001497B · M-arraysOct 2025
• 12001504B · Flip the BitsOct 2025
• 11002162C · Beautiful XOROct 2025
• 10002162B · Beautiful StringOct 2025
• 8002162A · Beautiful AverageOct 2025
• 12001514B · AND 0, Sum BigOct 2025
• 12001520D · Same DifferencesOct 2025
• 12001527B1 · Palindrome Game (easy version)Oct 2025
• 12001536B · Prinzessin der VerurteilungOct 2025
• 12001539C · Stable GroupsOct 2025
• 12001541B · Pleasant PairsOct 2025
• 12001582C · Grandma Capa Knits a ScarfOct 2025