Medium coding problems
- Add Business Days to a Datedates · simulationmedium
- Add Two Odometer Readingslinked-listmedium
- Allocate Money by Ratiofintech · math · sortingmedium
- Best Match by Cosine Similaritymath · vectors · machine-learningmedium
- Bit-Pack Telemetry Fieldsbit-manipulationmedium
- Bucket Words by Lettershash-map · strings · sortingmedium
- Build a Threaded Comment Treefrontend · tree · hash-mapmedium
- Card Velocity and Geo Fraud Rulesfintech · hash-map · sliding-windowmedium
- Cell Colony Next Generationmatrix · simulationmedium
- Cheapest Route With Limited Layoversshortest-path · graph · dynamic-programmingmedium
- Circle Elimination Orderqueue · simulationmedium
- Combine Overlapping Rangesintervals · sortingmedium
- Convoy Collisionsstack · simulationmedium
- Count Islands on a Mapgraph · dfs · bfsmedium
- Count Out-of-Order Pairsdivide-and-conquer · recursionmedium
- Count Primes Below Nmathmedium
- Count Subarrays With a Given Sumarrays · hash-mapmedium
- CPU Jobs with Cooldowngreedy · counting · heapmedium
- Days Until Warmerstacks · arraysmedium
- Deep Diff of Two JSON Objectsfrontend · recursionmedium
- Does a Cron Expression Match?devops · parsing · datesmedium
- Endpoint Report from Access Logsparsing · hash-map · devopsmedium
- Evaluate a Flat Expressionstack · stringsmedium
- Every Arrangement of Repeated Tilesbacktracking · recursionmedium
- Expand Repeat Blocksstack · stringsmedium
- Fewest Cable Car Podstwo-pointers · greedy · sortingmedium
- Fewest Coins for an Amountdynamic-programmingmedium
- Fewest Hops to the Last Platformgreedymedium
- Fewest Probes to Touch Every Windowgreedy · intervalsmedium
- Fewest Terms to Finish a Programtopological-sort · graphmedium
- Fill the Cargo Holddynamic-programmingmedium
- Find the Redundant Cableunion-find · graphmedium
- First and Last Occurrencebinary-searchmedium
- Flatten Nested JSON Keysrecursion · objects · parsingmedium
- Fold a Linked Listlinked-list · two-pointersmedium
- Group By and Aggregatedata-processing · hash-map · sortingmedium
- Is It a Valid Search Tree?tree · dfs · binary-search-treemedium
- Join Two Record Listsdata-processing · hash-mapmedium
- K Closest Feature Vectorssorting · heap · geometrymedium
- Kth Smallest Badge Numberbinary-search-tree · dfsmedium
- Largest Concatenated Numbersorting · strings · greedymedium
- Loan EMI Schedulefintech · math · simulationmedium
- Lone Value Among Triplesbit-manipulationmedium
- Longest Balanced Bit Stretchprefix-sum · hash-mapmedium
- Longest Shared Subsequencedynamic-programmingmedium
- Longest Span With K Distinct Productssliding-window · hash-mapmedium
- Longest Strictly Rising Subsequencedynamic-programming · greedymedium
- Longest Substring With Distinct Charactersstrings · sliding-window · hash-mapmedium
- Longest Uptime With K Repairssliding-windowmedium
- Meeting Rooms Neededintervals · sortingmedium
- Minimum Upload Capacitybinary-search · greedymedium
- Minutes Until the Rack Is Infectedbfs · matrixmedium
- Most Frequent Valueshash-map · sortingmedium
- Next Bigger Value on a Ringstack · arraysmedium
- One Step of K-Meansmachine-learning · mathmedium
- Parse a CSV Lineparsing · stringsmedium
- Plan Courses Smallest-Firstgraph · topological-sort · heapmedium
- Price Streak Spanstackmedium
- Product of All Othersarrays · mathmedium
- Reconcile Bank and Ledgerfintech · hash-map · data-processingmedium
- Render a Template with Filtersfrontend · parsing · stringsmedium
- Replay an LRU Cachehash-map · linked-list · designmedium
- Robot Paths Around Blocked Tilesdynamic-programming · matrixmedium
- Search a Shifted Sorted Arraybinary-search · arraysmedium
- Search Box Suggestionstriemedium
- Shared Free Slotstwo-pointers · arraysmedium
- Shortest Window Reaching a Totalarrays · sliding-windowmedium
- Simulate a Debounced Search Boxfrontend · simulationmedium
- Single-Core Job Orderheap · greedymedium
- Sliding Window Rate Limiterqueue · sliding-window · system-designmedium
- Slot a Booking Into the Calendarintervalsmedium
- Sort by Popularitysorting · counting · hash-mapmedium
- Spend the Budget Exactlybacktracking · sortingmedium
- Spiral Walk of a Gridmatrix · simulationmedium
- Split a List Around a Pivotlinked-listmedium
- Stretches With a Divisible Totalprefix-sum · hash-map · mathmedium
- Token Bucket Rate Limitersimulation · devopsmedium
- Top TF-IDF Terms of a Documentmachine-learning · strings · hash-mapmedium
- Trace a Word on a Letter Boardbacktracking · matrix · dfsmedium
- Unflatten Dotted Keysfrontend · parsingmedium
- Virtual List Visible Rangefrontend · binary-searchmedium
- What You See From the Righttree · bfsmedium
- Where Does the Cycle Begin?linked-list · two-pointers · floyd-cyclemedium
- Widest Water Containerarrays · two-pointersmedium
- Zero-Sum Triplesarrays · two-pointers · sortingmedium
- Zigzag Levels of a Treetree · bfsmedium