K - X Makes the Difference
problem — every listed problem · all sets
- internal id
- p-18648a7a
- appearances
- chennai-2025 (chennai-2025)
- held
- not recorded yet
- solve online
- CodeChef id EQOPPX
- data
- problemsets/chennai-2025.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.