New Challenges
| Topic | Replies | Activity |
|---|---|---|
| About the New Challenges category | 1 | October 3, 2019 |
| New challenge in honor of Al Aho and Jeff Ullman's Turing Award | 1 | June 8, 2021 |
| Timeline for new questions | 4 | February 7, 2020 |
| New challenges to be released Oct 23rd in conjunction with Unix50 | 11 | November 6, 2019 |
| Propose a Challenge | 1 | October 3, 2019 |