Sign In
Back to Sheets/De-shaw Master DSA Sheet

De-shaw Master DSA Sheet

This compilation contains exclusive, previously asked data structure and algorithm questions from real De-shaw interviews. Focus on these core problem patterns to confidently tackle even the hardest interview challenges.

top-specificde-shaw-prep
0
124
Open the Lock
Using a Robot to Print the Lexicographically Smallest String
Valid Parentheses
Maximum Side Length of a Square with Sum Less than or Equal to Threshold
Asteroid Collision
Design A Leaderboard
Furthest Building You Can Reach
Painting the Walls
Koko Eating Bananas
Maximum Product Subarray
Longest Substring Without Repeating Characters
Generate Parentheses
Trapping Rain Water6 Months
Copy List with Random Pointer
Longest String Chain6 Months
Split Array Largest Sum
Next Permutation
Minimum Number of Visited Cells in a Grid
Number of Ways to Wear Different Hats to Each Other
Determine the Winner of a Bowling Game
Minimize Connected Groups by Inserting Interval
Sum Game
Maximum Strength of K Disjoint Subarrays
Basic Calculator II
Maximum Number of Subsequences After One Inserting6 Months
Find the Maximum Divisibility Score
Count the Number of Incremovable Subarrays II
Task Scheduler
Swim in Rising Water
Query Kth Smallest Trimmed Number
Maximum Width Ramp
Maximum Points Tourist Can Earn
Wildcard Matching
Removing Minimum Number of Magic Beans
Maximum Deletions on a String
Minimum Runes to Add to Cast Spell
Find Peak Calling Hours for Each City
Median of a Row Wise Sorted Matrix
Minimum Size Subarray in Infinite Array
Number of Subarrays With AND Value of K
Maximum Points After Collecting Coins From All Nodes
Insert Delete GetRandom O(1)
Rotting Oranges6 Months
Heaters
Combination Sum
Longest Valid Parentheses
Loud and Rich
Minimum Number of Refueling Stops
Merge Sorted Array
Maximum Subarray
Number of Islands
Word Search II
Count Binary Substrings
Maximal Square
Average Waiting Time
Two Sum
Number of Ways to Select Buildings
LRU Cache
Binary Tree Cameras3 Months
Find the Smallest Divisor Given a Threshold
Best Time to Buy and Sell Stock II
Maximize Score of Numbers in Ranges
Remove Max Number of Edges to Keep Graph Fully Traversable
Median of Two Sorted Arrays
Find the Duplicate Number
Best Time to Buy and Sell Stock
Decode Ways
Largest Rectangle in Histogram
Maximal Rectangle
Majority Element
Letter Combinations of a Phone Number
Cheapest Flights Within K Stops
Validate Binary Search Tree
Maximum Points You Can Obtain from Cards
Minimum Size Subarray Sum
House Robber II
Longest Consecutive Sequence
Reorganize String
Sliding Window Maximum
Coin Change II
Remove Duplicate Letters
4Sum
House Robber
Best Time to Buy and Sell Stock IV
Text Justification
Minimum Cost to Make at Least One Valid Path in a Grid
Number of Substrings Containing All Three Characters
Excel Sheet Column Title
Relative Sort Array
Find Triangular Sum of an Array
Consecutive Numbers Sum
Unique Paths
Candy
Find First and Last Position of Element in Sorted Array
Shortest Subarray to be Removed to Make Array Sorted
Peak Index in a Mountain Array
Minimum Number of Taps to Open to Water a Garden
K-th Smallest in Lexicographical Order
Minimum Cost to Merge Stones
Max Number of K-Sum Pairs
Maximum Performance of a Team
Number of Ways to Reorder Array to Get Same BST
Flatten Nested List Iterator
Put Marbles in Bags
Kth Smallest Number in Multiplication Table6 Months
Max Sum of Rectangle No Larger Than K
Linked List Cycle
Sum of Subarray Ranges
Maximum OR
Implement Rand10() Using Rand7()
Maximum Subsequence Score
Find the Sum of the Power of All Subsequences
Knight Dialer
Minimum Number of Pushes to Type Word II
Equal Row and Column Pairs
Minimum Cost Walk in Weighted Graph
Maximum Number of Points with Cost
K-th Symbol in Grammar
Take Gifts From the Richest Pile
Greatest Sum Divisible by Three
Minimum Deletions to Make String K-Special
Find Minimum Cost to Remove Array Elements
Find the Shortest Superstring
Shortest String That Contains Three Strings