Topic 4: Combinatorics: Counting, Inclusion-Exclusion
Problems
| Name | Solved / Tries | Average tries | Average tries to solve | |
|---|---|---|---|---|
| A | Election | 18/84 (21%) | 4.67 | 4.67 |
| B | Hopscotch | 14/51 (27%) | 3.40 | 3.57 |
| C | King's Colors | 15/53 (28%) | 3.31 | 3.33 |
| D | Incognito | 22/33 (67%) | 1.50 | 1.50 |