TopCoder

Member Count: 490,980 - June 18, 2013 [Get Time]

Practice Contests

Practice Contests
Original Contest	Problem	Competitors
Marathon Match 79 2013 TCO Marathon Round 1	SnowCleaning	131	submit	standings
Marathon Match 78	FixTheFence	207	submit	standings
ISS Longeron Challenge	ISS	335	submit	standings
Test MM 2012 TCO Marathon Championship Round	PolygonEstimation	1503	submit	standings
Marathon Match 77 2012 TCO Marathon Round 3	Cakes	27	submit	standings
TCAP 2012 TCAP 2012	TheUniverseUnravels	7	submit	standings
Marathon Match 76 Test Round 2 2012 TCO Marathon Round 2	TwistedGame	9	submit	standings
Marathon Match 75 Test Round 2012 TCO Marathon Round 1	BlackAndWhiteGame	117	submit	standings
DATCompression	DATCompression	137	submit	standings
HMS Challenge #1	MinorityVariants	37	submit	standings
SFFCompression	SFFCompression	14	submit	standings
USPTO Algorithm Challenge	PatentLabeling	25	submit	standings
Marathon Match 74	AntiTravelingSalesperson	180	submit	standings
Admin Test 2011 TCO Marathon Championship Round	OptimalScheduling	94	submit	standings
Marathon Match 73	OrdinalTraitAssociationMapping	93	submit	standings
Marathon Match 72 2011 TCO Marathon Round 3 Test Rounds Test MM Round Test Rounds Test MM 2	StringCompression	174	submit	standings
Marathon Match 2	CraterDetection	56	submit	standings
Marathon Match 71 2011 TCO Marathon Round 2	QualityPolygons	57	submit	standings
Marathon Match 70	RestrictionDigest	110	submit	standings
Marathon Match 69 2011 TCO Marathon Round 1	ImageScanner	157	submit	standings
Marathon Match 68	BeautifulCrossword	132	submit	standings
Marathon Match 1	VehicleRecognition	156	submit	standings
Marathon Match 67	RockyMine	193	submit	standings
Marathon Match 66	DigitsPattern	188	submit	standings
Final Round 2010 TCO Marathon Final	CollapsingMaze	122	submit	standings
Marathon Match 65 Scoreboard Testing MM Scoreboard Testing SB Test	CuttingFigures	89	submit	standings
Marathon Match 62 2010 TCO Marathon Round 2	CellularAutomaton	257	submit	standings
Marathon Match 61 2010 TCO Marathon Round 1	Planarity	146	submit	standings
Marathon Match 60	PolymerPacking	105	submit	standings
Marathon Match 59	BookSelection	175	submit	standings
Marathon Match 58	IsolatedPrimes	173	submit	standings
$3,000 NSA Marathon Event 4 (US Only) NSA Marathon Event 4 (Non-US)	BlackBox	259	submit	standings
		27	submit	standings
NSA Marathon Event 2 (Non-US) $3,000 NSA Marathon Event 2 (US Only)	ChessPuzzle	381	submit	standings
NSA Marathon Match Event 1 (Non-US) $3,000 NSA Marathon Match Event 1 (US Only)	Enigma	330	submit	standings
Marathon Match 56	EnclosingCircles	470	submit	standings
MessageDispatcher	MessageDispatcher	105	submit	standings
		42	submit	standings
2009 TCO Marathon Final Round	Dominos	359	submit	standings
Marathon Match 52 2009 TCO Marathon Round 3	BounceOff	243	submit	standings
Marathon Match 51 2009 TCO Marathon Round 2	Gearing	114	submit	standings
Marathon Match 50 2009 TCO Marathon Round 1	ReliefMap	170	submit	standings
Marathon Match 49	MegaParty	205	submit	standings
Marathon Match 48	WatermarkSequence	109	submit	standings
Marathon Match 47	GrilleReconstruction	123	submit	standings
AMD Multicore Threadfest 4	ImageFilter	559	submit	standings
Marathon Match 45	Deanonymize	177	submit	standings
Marathon Match 44	LaggedGenerator	150	submit	standings
Marathon Match 43	GraphicalAuthentication	147	submit	standings
AMD Multicore Threadfest 3	RayTracer	801	submit	standings
Marathon Match 41	Steganography	154	submit	standings
Marathon Match 40	Klondike	235	submit	standings
Marathon Match 39	OneTimePad	438	submit	standings
Marathon Match 38	PieceMover	109	submit	standings
Predictive Marathon Competition 1	ResultsPredictor	44	submit	standings
Marathon Match 37	Textures	115	submit	standings
Marathon Match 36	XORPlusEncryption	103	submit	standings
Marathon Match 35	BrownianZombies	83	submit	standings
Marathon Match 31	MultiplayerReversi	53	submit	standings
AMD Multicore Threadfest 2	Zebras	557	submit	standings
2008 TopCoder Open Marathon Marathon Finals	CarRace	445	submit	standings
Marathon Match 34	CircuitConstruction	121	submit	standings
Marathon Match 33	LiftScheduler	142	submit	standings
AMD Multicore Threadfest 1	ProcessorScheduling	1233	submit	standings
Marathon Match 32	FactoryManager	178	submit	standings
2008 TopCoder Open Marathon Online Round 3	SuperResolution	182	submit	standings
Marathon Match 30 2008 TopCoder Open Marathon Online Round 2	Epidemic	393	submit	standings
Marathon Match 29 2008 TopCoder Open Marathon Online Round 1	ServiceFacilities	195	submit	standings
Marathon Match 28	GraphMancala	304	submit	standings
Marathon Match 27	MaxwellDemon	217	submit	standings
Marathon Match 26	Permute	238	submit	standings
Marathon Match 25	AreaFiller	98	submit	standings
Marathon Match 24	CompoundHypergraphDrawing	174	submit	standings
Marathon Match 23	PolygonArea	507	submit	standings
Marathon Match 22	TrafficTiming	304	submit	standings
Marathon Match 21	ShapePackaging	258	submit	standings
2007 TopCoder Collegiate Challenge Marathon Online Round 2	DeepMining	271	submit	standings
2007 TopCoder Collegiate Challenge Marathon Online Round 1	Scruffle	127	submit	standings
Marathon Match 20	ImageReconstruction	158	submit	standings
Marathon Match 19	MarsRover	294	submit	standings
Marathon Match 18	BlockEditDistance2	78	submit	standings
Marathon Match 18	BlockEditDistance	146	submit	standings
2007 TopCoder Open Marathon Finals	Navigator	296	submit	standings
Marathon Match 17	ContinuousSameGame	183	submit	standings
Marathon Match 16 2007 TopCoder Open Online Round 4	RobotRouting	689	submit	standings
Marathon Match 15 2007 TopCoder Open Online Round 3	LumberjackExam	265	submit	standings
Marathon Match 12	AdPlacement	147	submit	standings
Marathon Match 14 2007 TopCoder Open Online Round 2	TwoCardDraw	340	submit	standings
Marathon Match 13 2007 TopCoder Open Online Round 1	DensityImaging	82	submit	standings
Marathon Match 11	SnakePlayer	505	submit	standings
Marathon Match 10	DiscretizedContinuousPacMan	70	submit	standings
Marathon Match 9	SortedCube	361	submit	standings
Marathon Match 8	MazeEscape	437	submit	standings
Marathon Match 7	GraphBuilder	442	submit	standings
Marathon Match 6	PseudoTonga	200	submit	standings
Marathon Match 4	BattleshipGame	650	submit	standings
Marathon Match 5	Linez	476	submit	standings
Marathon Match 3 T2	WeighingBalls	723	submit	standings
Marathon Match 2	MasterMind	1216	submit	standings
Marathon Match 1	RandomWalking	2574	submit	standings
Marathon Match Beta test	CostlySorting	8329	submit	standings