Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 916 | Employees Whose Manager Left the Company | Easy | Database |
| 917 | Employees With Deductions | Medium | Database |
| 918 | Employees With Missing Information | Easy | Database |
| 919 | Encode and Decode Strings | Medium | ArrayStringDesign |
| 920 | Encode and Decode TinyURL | Medium | Hash TableStringDesign |
| 921 | Encode N-ary Tree to Binary Tree | Hard | TreeDepth-First SearchBreadth-First Search |
| 922 | Encode Number | Medium | MathStringBit Manipulation |
| 923 | Encode String with Shortest Length | Hard | StringDynamic Programming |
| 924 | Encrypt and Decrypt Strings | Hard | ArrayHash TableString |
| 925 | Equal Rational Numbers | Hard | MathString |
| 926 | Equal Row and Column Pairs | Medium | ArrayHash TableMatrix |
| 927 | Equal Sum Arrays With Minimum Number of Operations | Medium | ArrayHash TableGreedy |
| 928 | Equal Sum Grid Partition I | Medium | ArrayMatrixEnumeration |
| 929 | Equal Sum Grid Partition II | Hard | ArrayHash TableMatrix |
| 930 | Equal Tree Partition | Medium | TreeDepth-First SearchBinary Tree |
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