Problem Groups

The Community group contains problems contributed by Cody players. The Cody Challenge group contains problems created by the Cody administrator.

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1609Solvers

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1182Solvers

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1050Solvers

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957Solvers

This problem is locked. You need to solve more problems from Cody Challenge group to unlock it.

928Solvers

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455Solvers

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143Solvers

Back to basics 22 - Rotate a matrix

Created by Alan Chalker

Tags

matrices

Problem Group

Community
105Solvers

Back to basics 23 - Triangular matrix

Created by Alan Chalker

Tags

matrices

Problem Group

Community
104Solvers

Back to basics 21 - Matrix replicating

Created by Alan Chalker

Tags

matrices

Problem Group

Community
51Solvers

surrounded matrix

Created by Grzegorz Knor

Tags

matrices

Problem Group

Community
44Solvers

Better bullseye matrix

Created by Alan Chalker

Tags

matrices

Problem Group

Community
34Solvers

matrix of natural number

Created by Aritra Chatterjee

Tags

matrices

Problem Group

Community
21Solvers

Spot the rectangle

Created by Ned Gulley

Tags

17x17, matrices

Problem Group

Community
6Solvers

MatCAT - Reconstruct X from Its X-rays

Created by Ned Gulley

Tags

matrices

Problem Group

Community
6Solvers

Spot the rectangle (Part 2)

Created by Ned Gulley

Tags

17x17, matrices

Problem Group

Community