Hackathons and coding challenges
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Odd Substrings Easy
Check your coding skills with this simple string-processing task.
- Type
- Code practice challenge ~60min
- Langs
- c++, c#, java, javascript and 6 more
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Prime Numbers Checker Medium
Test your coding skills with our next task!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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The Middle Character Easy
Change your coding skills with this simple string-processing task!
- Type
- Code practice challenge ~10min
- Langs
- bash, c, c++, c# and 21 more
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Pangram Detector Medium
Check your coding skills and become a pangram master!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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Room For A Princess Easy
Test your coding skills and help a princess!
- Type
- Code practice challenge ~60min
- Langs
- javascript, php, python2, python and 3 more
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The Weakest Link Medium
Find the weakest link and test your coding skills!
- Type
- Code practice challenge ~60min
- Langs
- c++, c#, java, javascript and 6 more
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The Sequence Of Power Medium
How big is your coding power? Let's check!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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PoKeMoN wRiTiNg! Medium
Check your coding skills... and your chances to graduate!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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Color Parser Medium
Test your coding skills with this simple color parsing task.
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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Brackets Checker Medium
Check brackets... and your coding skills!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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Waving Strings Medium
Are you good in waving strings? Let's check!
- Type
- Code practice challenge ~25min
- Langs
- bash, c, c++, c# and 21 more
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SQL Challenge - Part 1 Medium
Check your SQL knowledge with our coding challenge!
- Type
- Code practice challenge ~60min
- Langs
- sql
