Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3463 | Maximum Coin Collection | Medium | ArrayDynamic Programming |
| 3465 | Find Products with Valid Serial Numbers | Easy | Database |
| 3467 | Permutations IV | Hard | ArrayMathCombinatorics |
| 3467 | Transform Array by Parity | Easy | ArraySortingCounting |
| 3468 | Find the Number of Copy Arrays | Medium | ArrayMath |
| 3469 | Find Minimum Cost to Remove Array Elements | Medium | ArrayDynamic Programming |
| 3469 | Longest Palindromic Subsequence After at Most K Operations | Medium | StringDynamic Programming |
| 3471 | Find the Largest Almost Missing Integer | Easy | ArrayHash Table |
| 3473 | Sum of K Subarrays With Length at Least M | Medium | ArrayDynamic ProgrammingPrefix Sum |
| 3474 | Lexicographically Smallest Generated String | Hard | StringGreedyString Matching |
| 3475 | DNA Pattern Recognition | Medium | Database |
| 3476 | Maximize Profit from Task Assignment | Medium | ArrayGreedySorting |
| 3477 | Fruits Into Baskets II | Easy | ArrayBinary SearchSegment Tree |
| 3478 | Choose K Elements With Maximum Sum | Medium | ArraySortingHeap (Priority Queue) |
| 3479 | Fruits Into Baskets III | Medium | ArrayBinary SearchSegment Tree |
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