The problems in Contest 2 and 3 have turned out to be a bit harder than we hoped, so the marks allocation will be a bit more generous.
| points |
mark |
| 0 |
1% |
| 50 |
2.5% |
| 100 |
4% |
| 150 |
4.5% |
| 200 |
5% |
| 250 |
5.5% |
| 300 |
6% |
We hope you found the problems interesting and instructive.