Haunt-a-thon 2025
Welcome to our 2025 Halloween Hack-a-thon, the Haunt-a-thon!
There will be 7 questions for 7 days.
Question 1 will be available immediately, and each subsequent question will be available the following day.
The answer to each question will be a phrase.
Good luck and have fun!
Problems
| Problem | Points | AC Rate | Users | |
|---|---|---|---|---|
| Day 1 - A Trip in the Neighbourhood | 1 | 47.1% | 14 | |
| Day 2 - Code Breaker | 1 | 52.9% | 9 | |
| Day 3 - Robots | 1 | 69.2% | 9 | |
| Day 4 - Math Troubles | 1 | 87.5% | 7 | |
| Day 5 - French Tidings | 1 | 70.0% | 7 | |
| Day 6 - Sectors | 1 | 66.7% | 6 | |
| Day 7 - Together | 1 | 31.3% | 5 |
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