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6,362 Problems. One Archive.
A challenge for every curious mind.

Explore decades of Topcoder problems. Read the statements, study the examples, and put your skills to the test.

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PerfectPermutation

SRMSRM 441• 27 May 2009
Brute ForceGreedySimple Math
Div 1 · Easy
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PaperAndPaint

SRMSRM 441• 27 May 2009
GeometrySorting
Div 1 · Hard
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DifferentStrings

SRMSRM 441• 27 May 2009
Brute ForceGreedySimulationString Manipulation
Div 2 · Easy
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StrangeCountry

SRMSRM 441• 27 May 2009
Graph TheoryGreedy
Div 1 · Medium
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SquareFreeSets

SRMSRM 440• 12 May 2009
Dynamic ProgrammingMath
Div 1 · Hard
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IncredibleMachine

SRMSRM 440• 12 May 2009
MathSearch
Div 1 · Easy
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IncredibleMachineEasy

SRMSRM 440• 12 May 2009
Math
Div 2 · Easy
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WickedTeacher

SRMSRM 440• 12 May 2009
Dynamic ProgrammingMath
Div 2 · Hard
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MazeWanderingEasy

SRMSRM 440• 12 May 2009
Graph Theory
Div 2 · Medium
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MazeWandering

SRMSRM 440• 12 May 2009
Graph TheoryMathRecursion
Div 1 · Medium
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2841–2850 of 6,362 problems

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