Sets And Maps - Exercises

Problems

1. Unique Usernames

Problem Description

2. Sets of Elements

3. Periodic Table

4. Count Symbols

5. Phonebook

6. A Miner Task

7. Fix Emails

8. Hands of cards

9. * User Logs

10. * Population Counter

11. * Logs Aggregator

12. * Legendary Farming

13. ** Сръбско Unleashed

14. *** Dragon Army