Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 736 | Event Emitter | Medium | JavaScript |
| 737 | Exam Room | Medium | DesignHeap (Priority Queue)Ordered Set |
| 738 | Excel Sheet Column Number | Easy | MathString |
| 739 | Excel Sheet Column Title | Easy | MathString |
| 740 | Exchange Seats | Medium | Database |
| 741 | Exclusive Time of Functions | Medium | ArrayStack |
| 742 | Execute Asynchronous Functions in Parallel | Medium | JavaScript |
| 743 | Execution of All Suffix Instructions Staying in a Grid | Medium | StringSimulation |
| 744 | Existence of a Substring in a String and Its Reverse | Easy | Hash TableString |
| 745 | Expressive Words | Medium | ArrayTwo PointersString |
| 746 | Extra Characters in a String | Medium | ArrayHash TableString |
| 747 | Extract Kth Character From The Rope Tree | Easy | TreeDepth-First SearchBinary Tree |
| 748 | Factorial Generator | Easy | JavaScript |
| 749 | Fair Candy Swap | Easy | ArrayHash TableBinary Search |
| 750 | Fair Distribution of Cookies | Medium | ArrayDynamic ProgrammingBacktracking |
Powerful online tools to boost your productivity
Coding Ground For Developers
Code, Edit, Run and ShareIgnite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.
