Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 751 | Fancy Sequence | Hard | MathDesignSegment Tree |
| 752 | Faulty Keyboard | Easy | StringSimulation |
| 753 | Faulty Sensor | Easy | ArrayTwo Pointers |
| 754 | Fill a Special Grid | Medium | ArrayDivide and ConquerMatrix |
| 755 | Fill Missing Data | Easy | Database |
| 756 | Filling Bookcase Shelves | Medium | ArrayDynamic Programming |
| 757 | Filter Elements from Array | Easy | JavaScript |
| 758 | Filter Restaurants by Vegan-Friendly, Price and Distance | Medium | ArraySorting |
| 759 | Final Array State After K Multiplication Operations I | Easy | ArrayMathHeap (Priority Queue) |
| 760 | Final Array State After K Multiplication Operations II | Hard | ArrayHeap (Priority Queue)Simulation |
| 761 | Final Prices With a Special Discount in a Shop | Easy | ArrayStackMonotonic Stack |
| 762 | Final Value of Variable After Performing Operations | Easy | ArrayStringSimulation |
| 763 | Find a Good Subset of the Matrix | Hard | ArrayHash TableBit Manipulation |
| 764 | Find a Safe Walk Through a Grid | Medium | ArrayBreadth-First SearchGraph |
| 765 | Find a Value of a Mysterious Function Closest to Target | Hard | ArrayBinary SearchBit Manipulation |
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