2020 NA Regionals Practice Contest 10
Problems
| Name | Solved / Tries | Average tries | Average tries to solve | |
|---|---|---|---|---|
| A | Bitwise | 1/14 (7%) | 3.50 | 6.00 |
| B | Conveyor Belts | 3/7 (43%) | 1.40 | 1.33 |
| C | Free Food | 22/32 (69%) | 1.14 | 1.09 |
| D | Hoppers | 11/26 (42%) | 1.62 | 1.64 |
| E | Largest Triangle | 3/44 (7%) | 4.00 | 3.00 |
| F | Magical String | 0/2 (0%) | 1.00 | -- |
| G | Non-Prime Factors | 13/58 (22%) | 2.52 | 3.15 |
| H | Prolonged Password | 2/6 (33%) | 1.20 | 1.00 |
| I | Rectangular City | 0/1 (0%) | 1.00 | -- |
| J | SG Coin | 12/15 (80%) | 1.07 | 1.08 |
| K | Sliding Blocks | 2/7 (29%) | 2.33 | 1.00 |
| L | Wi Know | 3/16 (19%) | 1.45 | 1.67 |