|
|
@@ -1321,6 +1321,7 @@ Language-learning sites, with challenges:
|
|
|
- [HackerEarth](https://www.hackerearth.com/)
|
|
|
- [Sphere Online Judge (spoj)](http://www.spoj.com/)
|
|
|
- [Codechef](https://www.codechef.com/)
|
|
|
+- [Codeforces](https://codeforces.com/)
|
|
|
|
|
|
Challenge repos:
|
|
|
- [Interactive Coding Interview Challenges in Python](https://github.com/donnemartin/interactive-coding-challenges)
|
John Washam