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Problems Statistics New Problem Ranking

Problems - CodeMaster | Code Master

Problems Statistics New Problem Ranking

Community challenges

The problem library

Pick a challenge, write your solution and let the AI judge it in real time.

332 problems

Medium

Word Frequency Sorter

rubenchirinoSolve

Hard

Decode an Encoded String

rubenchirinoSolve

Easy

Can Partition to Equal Sum Subsets

eliezermchSolve

Easy

Count Unique Numbers

Code MasterSolve

Easy

Find the Majority Element

Code MasterSolve

Easy

Missing Number in Array

Code MasterSolve

Easy

Sum of Row Maxima

Code MasterSolve

Easy

Unique Email Addresses

Code MasterSolve

Easy

Counting Leaf Nodes

Code MasterSolve

Medium

Diagonal Traverse

Code MasterSolve

Easy

Simple Array Sum

Code MasterSolve

Easy

Find Unique Number

Code MasterSolve

Practice AI-generated coding challenges, get real-time feedback and master your programming skills.

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