IMC 2015
contestants
326
problems
10 (5+5)
score scale
0–10
per-problem results
yes
Notes on this edition’s data
- Each problem marked out of 10.
Problems
| # | difficulty | avg | solved | near-0 | disc | topics | |
|---|---|---|---|---|---|---|---|
| Day 1 | |||||||
| P1 | easy | 7.4 | 64% | 8% | 0.43 | linear algebra | |
| P2 | medium | 6.1 | 40% | 13% | 0.50 | number theoryinequalities | |
| P3 | medium | 4.9 | 41% | 28% | 0.53 | sequences & seriesnumber theory | |
| P4 | very hard | 1.0 | 9% | 88% | 0.52 | number theorycomplex analysis | |
| P5 | very hard | 1.1 | 9% | 82% | 0.49 | geometrylinear algebra | |
| Day 2 | |||||||
| P6 | easy | 6.7 | 64% | 25% | 0.44 | inequalitiessequences & series | |
| P7 | hard | 2.5 | 20% | 74% | 0.48 | integrationreal analysis | |
| P8 | hard | 2.3 | 21% | 75% | 0.55 | combinatorics | |
| P9 | killer | 0.7 | 1% | 83% | 0.46 | linear algebra | |
| P10 | killer | 0.1 | 0% | 98% | 0.26 | polynomialsinequalities | |