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- Indices and Data Aggregation
Indices and Data Aggregation
Contest details
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Contest participants: 122
Practice participants: 4425
Problems
01. Records’ Count
Problem Descriptions
Databases
02. Longest Magic Wand
03. Longest Magic Wand per Deposit Groups
11. Average Interest
12. *Rich Wizard, Poor Wizard
13. Departments Total Salaries
14. Employees Minimum Salaries
15. Employees Average Salaries
16. Employees Maximum Salaries
17. Employees Count Salaries
18. *3rd Highest Salary
19. **Salary Challenge