The Best 13 Spoj Alternatives

  • CodinGame

    CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics.

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  • hackerrank.com

    A fun social platform for hackers to solve interesting puzzles, build quick hacks, code game bots and collaborate to solve real-world challenges.

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  • Coderbyte

    Coderbyte is a place built for anyone to practice and perfect their programming skills. Challenges are added almost every day so you can work on applying your algorithmic thought process on any problem you want at anytime.

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  • Project Euler

    Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.

    Free Web

  • CodeFights

    Duel with friends and foes in head-to-head programming battles!.

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  • Codewars

    Achieve code mastery through challenge. Improve your skills by training with others on real code challenges Kata In our dojo, kata are real code challenges...

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  • The AI Games

    Develop your coding skills and practice them by competing with hundreds of players worldwide. Code your own bots in your preferred language and join the various...

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  • Codechef

    CodeChef was created by Directi as a way to continuously challenge and engage the developer community. Our goals are to provide a platform for practice, competition and...

    Free Web

  • Topcoder

    Topcoder provides members opportunities to demonstrate their expertise, improve their skills, and win cash, while helping real world organizations solve real world problems.

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  • Code Arcade

    built by codefights, code arcade challenges players to solve programming tasks to complete game levels. it's a fun way to hone...

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  • Hackerearth

    a social and community platform for students and developers for solving programming puzzles, sharing notes and practicing concepts with the online editor, live...

    Free Web