Skip to content

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

ReversingTheRoads

ArchivePractice problem

Algorithm problem

PaperScraps

ArchivePractice problem

Algorithm problem

NamesList

ArchivePractice problem

Algorithm problem

PaperGame

ArchivePractice problem

Algorithm problem

BrokenTable

ArchivePractice problem

Algorithm problem

MonkeyTreeDistance

ArchivePractice problem

Algorithm problem

CastleGuards

ArchivePractice problem

Algorithm problem

CoolRectangles

ArchivePractice problem

Algorithm problem

DecreasingNumbers

ArchivePractice problem

Algorithm problem

GreedyGlob

ArchivePractice problem

Algorithm problem

5681–5690 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.