2020 Southeast USA Regional Contest
Problems
| Name | Solved / Tries | Average tries | Average tries to solve | |
|---|---|---|---|---|
| A | Ant Typing | 17/80 (21%) | 2.05 | 1.47 |
| B | Bad Packing | 10/96 (10%) | 2.59 | 1.70 |
| C | Bitonic Ordering | 7/23 (30%) | 1.77 | 2.00 |
| D | Condorcet | 2/19 (11%) | 3.17 | 4.50 |
| E | Dominating Duos | 21/124 (17%) | 2.76 | 2.29 |
| F | Exam Manipulation | 42/171 (25%) | 2.41 | 1.95 |
| G | Exciting Tournament | 4/13 (31%) | 2.60 | 1.75 |
| H | Kth Subtree | 4/25 (16%) | 3.12 | 3.00 |
| I | Longest Common Subsequence | 23/47 (49%) | 1.47 | 1.13 |
| J | Magic Trick | 81/95 (85%) | 1.17 | 1.17 |
| K | Missing Number | 71/211 (34%) | 2.71 | 2.65 |
| L | Rainbow Numbers | 17/88 (19%) | 2.84 | 2.94 |
| M | Rating Problems | 80/89 (90%) | 1.11 | 1.11 |
| N | Triangular Collection | 27/83 (33%) | 1.89 | 1.59 |
| O | TripTik | 7/24 (29%) | 3.00 | 2.71 |
| P | Unread Messages | 49/196 (25%) | 2.88 | 2.71 |