Coding problems
Algorithm problems with tests in Python, JavaScript, Java, Go and C++, checked on our server.
Sudoku Board Without ClashesMediumComplete the SudokuHardTurn a Square ClockwiseMediumSpiral ReadoutMediumSpiral-Numbered SquareMediumWarehouse Cart RoutesMediumCheapest Corner-to-Corner RouteMediumZero Out the CrossesMediumFind in a Row-Chained GridMediumWord Traced on a Letter GridMediumBiggest Solid Panel BlockHardDrain the Landlocked PondsMediumCrossing the CaveHardLand Regions on a MapMediumWords Hidden in a Letter GridHardLargest Solid SquareMediumFind in a Grid Sorted Both WaysMediumSteps to the Nearest ExitMediumNext Step of a Cell ColonyMediumWhere the Friends Should MeetHardFrame Around an Ink BlotHardMultiply Mostly-Zero MatricesMediumA House Close to Every BuildingHardLongest Uphill WalkHardBest Spot for the TurretMediumRichest Plot Under the CapHardK-th Smallest in a Sorted GridMediumRain Pools on a Relief MapHardRain Reaching Both SeasMediumShips on the GridMediumCrossword That Reads Both WaysEasyIsland Coastline LengthEasyCan the Ball Stop at the TargetMediumZigzag Diagonal SweepMediumBall Into the HoleHardShortest Path of a Rolling BallMediumOpen a Minefield CellMediumLonely Dark PixelsMediumDark Pixels in Twin RowsMediumSteps to the Nearest ZeroMediumLongest Lit LineMediumRepack the TrayEasyWeeks of Rest by FlightHardBlur the PixelsEasyTrim the Bushes, Shortest FirstHardLargest Forest PatchMediumMatch-Three CascadeMediumPaint Bucket ToolEasyBerry Field Round TripHardQuarantine for MouldHard
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