Happy and Unhappy Numbers
problem — every listed problem · all sets
- internal id
- p-b206c193
- uuid
- f020bd3e-6991-4370-ab68-f294502564b0
- short name
- happyandunhappynumbers
- appearances
- nena-atlantic-2019 (nena-atlantic-2019)
- held
- not recorded yet
- solve online
- Kattis id happyandunhappynumbers
- data
- problemsets/nena-atlantic-2019.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.