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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.

Problem library TCO history

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331–360 of 6,362 problems

SRMSRM 805· 2021-05-06

SubmultiplesOfN

Dynamic Programming

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SRMSRM 805· 2021-05-06

ThreeDChessRooks

Math, Sorting

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SRMSRM 805· 2021-05-06

GalleryIllumination

Brute Force, Simple Search, Iteration, Simulation

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Archive2021 Regional 2· 2021-04-13

MergeToSort

Dynamic Programming, Greedy, Math, Sorting

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Archive2021 Regional 2· 2021-04-13

ParkingSequences

Dynamic Programming, Math

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Archive2021 Regional 1· 2021-04-13

AlmostOptimalBST

Dynamic Programming

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Archive2021 Regional 1· 2021-04-13

TreeTokens

Graph Theory, Greedy, Math

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Archive2021 Regional 2· 2021-04-13

RestrictedSwaps

Graph Theory, Sorting

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Archive2021 Regional 1· 2021-04-13

OlympicShooting

Simulation, Sorting

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TCOTCO21 Parallel 4· 2021-04-13

PigeonholeNim

Advanced Math, Dynamic Programming, Recursion

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TCOTCO21 Parallel 4· 2021-04-13

SecondLargestMultiple

Brute Force, Math, Recursion, Search

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TCOTCO21 Parallel 4· 2021-04-13

MagicTrickWithCards

Math, Simulation

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TCOTCO21 Parallel 3· 2021-04-13

AnnoyingPasswords

Dynamic Programming

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TCOTCO21 Parallel 3· 2021-04-13

TowerPlacement

Graph Theory

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TCOTCO21 2B· 2021-04-13

AlternateOddEven

Dynamic Programming, Simple Math

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TCOTCO21 2B· 2021-04-13

IncorrectCancellation

Brute Force, Math, Search

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TCOTCO21 2B· 2021-04-13

ConstantSegment

Brute Force, Greedy, Search, Sorting

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TCOTCO21 Parallel 2A· 2021-04-13

TheUltimatePackages

Graph Theory, Sorting

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TCOTCO21 Parallel 2A· 2021-04-13

TwoPolarStations

Dynamic Programming, Math

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TCO2021 TCO 1B· 2021-04-13

Antiqueen

Dynamic Programming

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TCO2021 TCO 1B· 2021-04-13

HIndex

Brute Force, Simple Math, Simple Search, Iteration

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TCOTCO21 Parallel 2A· 2021-04-13

RPSMagicTrick

Simple Math, Simulation

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TCO2021 TCO 1B· 2021-04-13

Pancakes

Greedy, Simple Math

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TCOTCO21 Parallel 3· 2021-04-13

TellBagsApart

Math

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TCO2021 Parallel 1A· 2021-04-13

EllysRansom

Graph Theory

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TCO2021 Parallel 1A· 2021-04-13

EllysTwinLetters

Dynamic Programming

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TCO2021 Parallel 1A· 2021-04-13

EllysBalancedStrings

Greedy

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SRMRookie SRM 4· 2021-04-09

MarblePicking

Greedy, Sorting

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SRMRookie SRM 4· 2021-04-09

ChemicalMixing

Dynamic Programming

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SRMRookie SRM 4· 2021-04-09

PaintingCells

Brute Force, Simple Math, Simple Search, Iteration

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