2021 ICPC North America Division Championships
Problems
| Name | Solved / Tries | Average tries | Average tries to solve | |
|---|---|---|---|---|
| A | Alien Microwave | 65/182 (36%) | 1.94 | 1.62 |
| B | Another Substring Query Problem | 39/455 (9%) | 3.96 | 4.03 |
| C | Borders | 45/230 (20%) | 2.84 | 2.38 |
| D | Circle of Friends | 12/69 (17%) | 3.00 | 2.50 |
| E | Finding Polly | 1/52 (2%) | 13.00 | 3.00 |
| F | Investigating Imposters | 109/360 (30%) | 2.45 | 2.00 |
| G | Laptop Sticker | 168/197 (85%) | 1.17 | 1.17 |
| H | Longest Common Substring | 143/565 (25%) | 3.49 | 3.20 |
| I | Simple Cron Spec | 162/246 (66%) | 1.50 | 1.49 |
| J | Surveillance | 4/36 (11%) | 3.00 | 3.25 |
| K | Train Line | 3/70 (4%) | 5.38 | 3.00 |
| L | Window Shopping | 2/12 (17%) | 1.50 | 1.50 |
| M | You Be the Judge! | 144/871 (17%) | 5.18 | 4.66 |