TopcoderArchive
Archive

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.

Explore the problems

RGBGame

TCOTCO11 Semifinal 2• 7 May 2011
Simple Math
Div 1 · Easy
View

MatrixPower

TCOTCO11 Semifinal 1• 7 May 2011
Math
Div 1 · Hard
View

PermutationBias

TCOTCO11 Wildcard Round• 7 May 2011
Advanced MathSearch
Div 1 · Hard
View

TheCards

TCOTCO11 Championship Round• 7 May 2011
RecursionSearchSorting
Div 1 · Hard
View

TheCoins

TCOTCO11 Semifinal 2• 7 May 2011
MathSimple SearchIteration
Div 1 · Medium
View

PerfectlyFairGame

TCOTCO11 Championship Round• 7 May 2011
Dynamic ProgrammingSimple Math
Div 1 · Easy
View

DecodeDigits

TCOTCO11 Wildcard Round• 7 May 2011
Encryption/CompressionGreedyString Manipulation
Div 1 · Medium
View

GuessTheSubstring

TCOTCO11 Semifinal 1• 7 May 2011
Dynamic ProgrammingGreedyMathSearchString Manipulation
Div 1 · Medium
View

EventOrder

TCOTCO11 Wildcard Round• 7 May 2011
Dynamic Programming
Div 1 · Easy
View

OrthogonalAnagram

TCOTCO11 Semifinal 1• 7 May 2011
GreedyString Manipulation
Div 1 · Easy
View
2401–2410 of 6,362 problems

These pages preserve content from retired Topcoder services. Problem pages include public learning material; member submissions and performance data are not published.