FleetCode
Video Solutions
Watch step-by-step video walkthroughs for DSA problems. Learn from expert explanations.
31
With Videos
0
Easy
31
Medium
0
Hard
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3234. Count the Number of Substrings With Dominant Ones
MediumEnumerationSliding WindowString
Watch Solutions42.1% acceptance
3240. Minimum Number of Flips to Make Binary Grid Palindromic II
MediumArrayMatrixTwo Pointers
Watch Solutions25.5% acceptance
3243. Shortest Distance After Road Addition Queries I
MediumArrayBreadth-First SearchGraph
Watch Solutions61.9% acceptance
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
3259. Maximum Energy Boost From Two Drinks
MediumArrayDynamic Programming
Watch Solutions50.0% acceptance
3262. Find Overlapping Shifts
MediumDatabase
Watch Solutions61.8% acceptance
3265. Count Almost Equal Pairs I
MediumArrayCountingEnumeration
Watch Solutions38.3% acceptance
3271. Hash Divided String
MediumSimulationString
Watch Solutions83.3% acceptance
3275. K-th Nearest Obstacle Queries
MediumArrayHeap (Priority Queue)
Watch Solutions49.0% acceptance
3278. Find Candidates for Data Scientist Position II
MediumDatabase
Watch Solutions44.6% 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
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
3301. Maximize the Total Height of Unique Towers
MediumArrayGreedySorting
Watch Solutions37.3% acceptance
3305. Count of Substrings Containing Every Vowel and K Consonants I
MediumHash TableSliding WindowString
Watch Solutions41.8% acceptance
3306. Count of Substrings Containing Every Vowel and K Consonants II
MediumHash TableSliding WindowString
Watch Solutions40.6% acceptance
3308. Find Top Performing Driver
MediumDatabase
Watch Solutions53.6% acceptance
3315. Construct the Minimum Bitwise Array II
MediumArrayBit Manipulation
Watch Solutions66.5% acceptance
3316. Find Maximum Removals From Source String
MediumArrayDynamic ProgrammingHash Table
Watch Solutions39.3% acceptance
3322. Premier League Table Ranking III
MediumDatabase
Watch Solutions73.1% acceptance
3326. Minimum Division Operations to Make Array Non Decreasing
MediumArrayGreedyMath
Watch Solutions29.1% acceptance
3328. Find Cities in Each State II
MediumDatabase
Watch Solutions70.6% acceptance
3334. Find the Maximum Factor Score of Array
MediumArrayMathNumber Theory
Watch Solutions41.0% acceptance
3335. Total Characters in String After Transformations I
MediumCountingDynamic ProgrammingHash Table
Watch Solutions45.7% acceptance
3338. Second Highest Salary II
MediumDatabase
Watch Solutions92.3% 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.