Practice problems across 75+ categories
Practice problems frequently asked at Monotonic Stack • 68 problems | 2 Easy | 40 Medium | 26 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1 | 132 Pattern | Medium | ArrayBinary SearchStack |
| 2 | Apply Operations to Maximize Score | Hard | ArrayMathStack |
| 3 | Beautiful Towers I | Medium | ArrayStackMonotonic Stack |
| 4 | Beautiful Towers II | Medium | ArrayStackMonotonic Stack |
| 5 | Buildings With an Ocean View | Medium | ArrayStackMonotonic Stack |
| 6 | Car Fleet | Medium | ArrayStackSorting |
| 7 | Car Fleet II | Hard | ArrayMathStack |
| 8 | Construct Binary Search Tree from Preorder Traversal | Medium | ArrayStackTree |
| 9 | Count Non-Decreasing Subarrays After K Operations | Hard | ArrayStackSegment Tree |
| 10 | Count Submatrices With All Ones | Medium | ArrayDynamic ProgrammingStack |
| 11 | Create Maximum Number | Hard | ArrayTwo PointersStack |
| 12 | Daily Temperatures | Medium | ArrayStackMonotonic Stack |
| 13 | Final Prices With a Special Discount in a Shop | Easy | ArrayStackMonotonic Stack |
| 14 | Find Building Where Alice and Bob Can Meet | Hard | ArrayBinary SearchStack |
| 15 | Find Maximum Non-decreasing Array Length | Hard | ArrayBinary SearchDynamic Programming |
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