Resources tagged “challenges”

Topcoder

Competitive programming community with algorithm contests and engineering challenges.

• coding
• competitive-programming
• challenges
• community

CodinGame

Game-based coding challenges that improve algorithmic thinking and language fluency.

• coding
• challenges
• algorithms
• games

CodeCrafters

Hands-on coding challenges that teach you by rebuilding developer tools from scratch.

• coding
• learning
• backend
• challenges

Codewars

Practice coding kata challenges across languages with community solutions.

• coding
• practice
• challenges
• community