FleetCode
Video Solutions
Watch step-by-step video walkthroughs for DSA problems. Learn from expert explanations.
31
With Videos
7
Easy
16
Medium
8
Hard
3252. Premier League Table Ranking II
MediumDatabase
Watch Solutions58.5% acceptance
3254. Find the Power of K-Size Subarrays I
MediumArraySliding Window
Watch Solutions62.1% acceptance
3255. Find the Power of K-Size Subarrays II
MediumArraySliding Window
Watch Solutions31.5% acceptance
3258. Count Substrings That Satisfy K-Constraint I
EasySliding WindowString
Watch Solutions78.9% acceptance
3259. Maximum Energy Boost From Two Drinks
MediumArrayDynamic Programming
Watch Solutions50.0% acceptance
3260. Find the Largest Palindrome Divisible by K
HardDynamic ProgrammingGreedyMath
Watch Solutions17.0% acceptance
3261. Count Substrings That Satisfy K-Constraint II
HardArrayBinary SearchPrefix Sum
Watch Solutions23.5% acceptance
3262. Find Overlapping Shifts
MediumDatabase
Watch Solutions61.8% acceptance
3263. Convert Doubly Linked List to Array I
EasyArrayDoubly-Linked ListLinked List
Watch Solutions95.0% acceptance
3264. Final Array State After K Multiplication Operations I
EasyArrayHeap (Priority Queue)Math
Watch Solutions86.9% acceptance
3265. Count Almost Equal Pairs I
MediumArrayCountingEnumeration
Watch Solutions38.3% acceptance
3266. Final Array State After K Multiplication Operations II
HardArrayHeap (Priority Queue)Simulation
Watch Solutions13.7% acceptance
3267. Count Almost Equal Pairs II
HardArrayCountingEnumeration
Watch Solutions27.7% acceptance
3268. Find Overlapping Shifts II
HardDatabase
Watch Solutions70.0% acceptance
3271. Hash Divided String
MediumSimulationString
Watch Solutions83.3% acceptance
3272. Find the Count of Good Integers
HardCombinatoricsEnumerationHash Table
Watch Solutions69.5% acceptance
3274. Check if Two Chessboard Squares Have the Same Color
EasyMathString
Watch Solutions72.3% acceptance
3275. K-th Nearest Obstacle Queries
MediumArrayHeap (Priority Queue)
Watch Solutions49.0% acceptance
3276. Select Cells in Grid With Maximum Score
HardArrayBit ManipulationBitmask
Watch Solutions15.7% acceptance
3278. Find Candidates for Data Scientist Position II
MediumDatabase
Watch Solutions44.6% acceptance
3280. Convert Date to Binary
EasyMathString
Watch Solutions88.8% acceptance
3281. Maximize Score of Numbers in Ranges
MediumArrayBinary SearchGreedy
Watch Solutions35.6% acceptance
3282. Reach End of Array With Max Score
MediumArrayGreedy
Watch Solutions33.5% acceptance
3286. Find a Safe Walk Through a Grid
MediumArrayBreadth-First SearchGraph
Watch Solutions55.4% acceptance
3287. Find the Maximum Sequence Value of Array
HardArrayBit ManipulationDynamic Programming
Watch Solutions21.9% acceptance
3289. The Two Sneaky Numbers of Digitville
EasyArrayHash TableMath
Watch Solutions89.9% acceptance
3290. Maximum Multiplication Score
MediumArrayDynamic Programming
Watch Solutions41.3% acceptance
3293. Calculate Product Final Price
MediumDatabase
Watch Solutions77.5% acceptance
3295. Report Spam Message
MediumArrayHash TableString
Watch Solutions48.6% acceptance
3296. Minimum Number of Seconds to Make Mountain Height Zero
MediumArrayBinary SearchGreedy
Watch Solutions58.4% acceptance
3300. Minimum Element After Replacement With Digit Sum
EasyArrayMath
Watch Solutions89.6% acceptance
Learn DSA with Video Solutions
Video solutions provide a visual, step-by-step approach to understanding Data Structures and Algorithms problems. Watching an expert walk through the thought process, from brute force to optimal solution, helps build the intuition needed for coding interviews.
How to Use Video Solutions Effectively
- Try the problem first: Spend at least 20-30 minutes attempting the problem before watching the video
- Pause and think: When the video mentions a key insight, pause and try to work through it yourself
- Code along: After understanding the approach, implement the solution on your own
- Review text solutions: Combine video walkthroughs with detailed text explanations for deeper understanding
Video Solutions by Difficulty
Start with Easy problems to build confidence and learn fundamental patterns. Progress to Medium problems where most interview questions fall. Hard problems help you prepare for the toughest interview rounds at top tech companies.