FleetCode
Video Solutions
Watch step-by-step video walkthroughs for DSA problems. Learn from expert explanations.
34
With Videos
8
Easy
17
Medium
9
Hard
2451. Odd String Difference
EasyArrayHash TableString
Watch Solutions61.9% acceptance
2452. Words Within Two Edits of Dictionary
MediumArrayString
Watch Solutions73.4% acceptance
2456. Most Popular Video Creator
MediumArrayHash TableHeap (Priority Queue)
Watch Solutions45.3% acceptance
2457. Minimum Addition to Make Integer Beautiful
MediumGreedyMath
Watch Solutions38.6% acceptance
2458. Height of Binary Tree After Subtree Removal Queries
HardArrayBinary TreeBreadth-First Search
Watch Solutions55.0% acceptance
2459. Sort Array by Moving Items to Empty Space
HardArrayGreedySorting
Watch Solutions45.7% acceptance
2460. Apply Operations to an Array
EasyArraySimulationTwo Pointers
Watch Solutions74.7% acceptance
2462. Total Cost to Hire K Workers
MediumArrayHeap (Priority Queue)Simulation
Watch Solutions43.6% acceptance
2463. Minimum Total Distance Traveled
HardArrayDynamic ProgrammingSorting
Watch Solutions63.2% acceptance
2464. Minimum Subarrays in a Valid Split
MediumArrayDynamic ProgrammingMath
Watch Solutions64.7% acceptance
2465. Number of Distinct Averages
EasyArrayHash TableSorting
Watch Solutions58.9% acceptance
2466. Count Ways To Build Good Strings
MediumDynamic Programming
Watch Solutions58.9% acceptance
2467. Most Profitable Path in a Tree
MediumArrayBreadth-First SearchDepth-First Search
Watch Solutions67.3% acceptance
2468. Split Message Based on Limit
HardBinary SearchString
Watch Solutions42.1% acceptance
2471. Minimum Number of Operations to Sort a Binary Tree by Level
MediumBinary TreeBreadth-First SearchTree
Watch Solutions74.2% acceptance
2473. Minimum Cost to Buy Apples
MediumArrayGraphHeap (Priority Queue)
Watch Solutions67.5% acceptance
2474. Customers With Strictly Increasing Purchases
HardDatabase
Watch Solutions45.9% acceptance
2475. Number of Unequal Triplets in Array
EasyArrayHash TableSorting
Watch Solutions73.3% acceptance
2477. Minimum Fuel Cost to Report to the Capital
MediumBreadth-First SearchDepth-First SearchGraph
Watch Solutions65.0% acceptance
2480. Form a Chemical Bond
EasyDatabase
Watch Solutions77.0% acceptance
2482. Difference Between Ones and Zeros in Row and Column
MediumArrayMatrixSimulation
Watch Solutions84.3% acceptance
2483. Minimum Penalty for a Shop
MediumPrefix SumString
Watch Solutions71.2% acceptance
2485. Find the Pivot Integer
EasyMathPrefix Sum
Watch Solutions83.8% acceptance
2486. Append Characters to String to Make Subsequence
MediumGreedyStringTwo Pointers
Watch Solutions72.9% acceptance
2487. Remove Nodes From Linked List
MediumLinked ListMonotonic StackRecursion
Watch Solutions75.0% acceptance
2488. Count Subarrays With Median K
HardArrayHash TablePrefix Sum
Watch Solutions49.1% acceptance
2490. Circular Sentence
EasyString
Watch Solutions70.2% acceptance
2491. Divide Players Into Teams of Equal Skill
MediumArrayHash TableSorting
Watch Solutions69.0% acceptance
2492. Minimum Score of a Path Between Two Cities
MediumBreadth-First SearchDepth-First SearchGraph
Watch Solutions66.2% acceptance
2493. Divide Nodes Into the Maximum Number of Groups
HardBreadth-First SearchGraphUnion Find
Watch Solutions67.0% acceptance
2494. Merge Overlapping Events in the Same Hall
HardDatabase
Watch Solutions32.9% acceptance
2495. Number of Subarrays Having Even Product
MediumArrayDynamic ProgrammingMath
Watch Solutions63.2% acceptance
2496. Maximum Value of a String in an Array
EasyArrayString
Watch Solutions74.2% acceptance
2499. Minimum Total Cost to Make Arrays Unequal
HardArrayCountingGreedy
Watch Solutions41.3% 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.