Practice problems across 75+ categories
Practice problems frequently asked at Spotify • 15 problems | 8 Easy | 4 Medium | 3 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1 | Analyze Subscription Conversion | Medium | Database |
| 2 | Change Data Type | Easy | Database |
| 3 | Count Artist Occurrences On Spotify Ranking List | Easy | Database |
| 4 | Create a New Column | Easy | Database |
| 5 | Customer Purchasing Behavior Analysis | Medium | Database |
| 6 | Display the First Three Rows | Easy | Pandas |
| 7 | Friendly Movies Streamed Last Month | Easy | Database |
| 8 | Get the Size of a DataFrame | Easy | Pandas |
| 9 | Leetcodify Friends Recommendations | Hard | Database |
| 10 | Leetcodify Similar Friends | Hard | Database |
| 11 | Modify Columns | Easy | Database |
| 12 | Number of Accounts That Did Not Stream | Medium | Database |
| 13 | Number of Music Playlists | Hard | MathDynamic ProgrammingCombinatorics |
| 14 | Promise Time Limit | Medium | JavaScript |
| 15 | Reshape Data: Melt | Easy | Database |
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