Where can I find company-wise LeetCode questions for DE Shaw?

LeetMap Pro provides a complete, verified list of 124 company-wise DE Shaw coding interview questions filtered by 30-day, 3-month, and 6-month recency windows, 100% free with no paywall or subscription.

How does LeetMap track DE Shaw interview problem recency?

LeetMap weights problem occurrences across 30-day, 3-month, and 6-month recency windows to ensure candidates focus on problems actively being asked in the current hiring cycle.

What difficulty distribution should I expect in DE Shaw coding rounds?

For DE Shaw, Medium difficulty problems represent the largest share (75 problems), followed by Easy (14) and Hard (35). Mastering foundational patterns like Trees, Graphs, and Dynamic Programming is essential.

DE ShawLeetCode Questions

Verified

124 questions·14 Easy·75 Medium·35 Hard

Company-wise coding interview questions asked by DE Shaw, ranked by real frequency across 30-day, 3-month, and 6-month recency windows.

SQL (1)

⌘K

#968Binary Tree Cameras

Hard·Freq 100%·Acc 48.0%

#3469Find Minimum Cost to Remove Array Elements

Medium·Freq 88%·Acc 22.0%

#3628Maximum Number of Subsequences After One Inserting

Medium·Freq 83%·Acc 32.1%

#1326Minimum Number of Taps to Open to Water a Garden

Hard·Freq 79%·Acc 51.0%

#2875Minimum Size Subarray in Infinite Array

Medium·Freq 77%·Acc 32.4%

#17Letter Combinations of a Phone Number

Medium·Freq 75%·Acc 66.4%

#2920Maximum Points After Collecting Coins From All Nodes

Hard·Freq 75%·Acc 36.9%

#2542Maximum Subsequence Score

Medium·Freq 75%·Acc 54.8%

#3332Maximum Points Tourist Can Earn

Medium·Freq 75%·Acc 47.9%

#2984Find Peak Calling Hours for Each CitySQL

Medium·Freq 75%·Acc 61.4%

#3323Minimize Connected Groups by Inserting Interval

Medium·Freq 75%·Acc 50.1%

#3383Minimum Runes to Add to Cast Spell

Hard·Freq 75%·Acc 44.7%

#1122Relative Sort Array

Easy·Freq 75%·Acc 75.3%

#2171Removing Minimum Number of Magic Beans

Medium·Freq 75%·Acc 44.8%

#3108Minimum Cost Walk in Weighted Graph

Hard·Freq 75%·Acc 68.2%

#3209Number of Subarrays With AND Value of K

Hard·Freq 75%·Acc 35.6%

#1358Number of Substrings Containing All Three Characters

Medium·Freq 75%·Acc 74.4%

#1679Max Number of K-Sum Pairs

Medium·Freq 75%·Acc 57.2%

#1927Sum Game

Medium·Freq 75%·Acc 49.5%

#3077Maximum Strength of K Disjoint Subarrays

Hard·Freq 75%·Acc 28.1%

#3082Find the Sum of the Power of All Subsequences

Hard·Freq 75%·Acc 38.7%

#3085Minimum Deletions to Make String K-Special

Medium·Freq 75%·Acc 67.1%

#1262Greatest Sum Divisible by Three

Medium·Freq 75%·Acc 57.0%

#2343Query Kth Smallest Trimmed Number

Medium·Freq 75%·Acc 47.9%

#2352Equal Row and Column Pairs

Medium·Freq 75%·Acc 71.1%

#2430Maximum Deletions on a String

Hard·Freq 75%·Acc 36.2%

#2387Median of a Row Wise Sorted Matrix

Medium·Freq 75%·Acc 71.3%

#2660Determine the Winner of a Bowling Game

Easy·Freq 75%·Acc 37.9%

#2558Take Gifts From the Richest Pile

Easy·Freq 75%·Acc 75.5%

#2644Find the Maximum Divisibility Score

Easy·Freq 75%·Acc 52.1%

#2800Shortest String That Contains Three Strings

Medium·Freq 75%·Acc 32.0%

#2972Count the Number of Incremovable Subarrays II

Hard·Freq 75%·Acc 40.5%

#239Sliding Window Maximum

Hard·Freq 68%·Acc 49.0%

#871Minimum Number of Refueling Stops

Hard·Freq 68%·Acc 41.6%

#767Reorganize String

Medium·Freq 65%·Acc 57.3%

#42Trapping Rain Water

Hard·Freq 63%·Acc 67.7%

#380Insert Delete GetRandom O(1)

Medium·Freq 63%·Acc 55.4%

#169Majority Element

Easy·Freq 63%·Acc 66.4%

#2434Using a Robot to Print the Lexicographically Smallest String

Medium·Freq 63%·Acc 62.2%

#20Valid Parentheses

Easy·Freq 63%·Acc 44.5%

#779K-th Symbol in Grammar

Medium·Freq 63%·Acc 48.5%

#440K-th Smallest in Lexicographical Order

Hard·Freq 63%·Acc 46.4%

#198House Robber

Medium·Freq 63%·Acc 53.4%

#668Kth Smallest Number in Multiplication Table

Hard·Freq 61%·Acc 54.4%

#696Count Binary Substrings

Easy·Freq 61%·Acc 70.5%

#4Median of Two Sorted Arrays

Hard·Freq 57%·Acc 47.0%

#152Maximum Product Subarray

Medium·Freq 57%·Acc 36.7%

#735Asteroid Collision

Medium·Freq 57%·Acc 48.4%

#1642Furthest Building You Can Reach

Medium·Freq 57%·Acc 51.0%

#424Longest Repeating Character Replacement

Medium·Freq 57%·Acc 60.1%

#146LRU Cache

Medium·Freq 52%·Acc 47.6%

#3Longest Substring Without Repeating Characters

Medium·Freq 52%·Acc 39.4%

#128Longest Consecutive Sequence

Medium·Freq 50%·Acc 47.2%

#2551Put Marbles in Bags

Hard·Freq 50%·Acc 72.1%

#2617Minimum Number of Visited Cells in a Grid

Hard·Freq 50%·Acc 24.0%

#1283Find the Smallest Divisor Given a Threshold

Medium·Freq 50%·Acc 66.3%

#475Heaters

Medium·Freq 50%·Acc 42.2%

#1574Shortest Subarray to be Removed to Make Array Sorted

Medium·Freq 50%·Acc 51.4%

#829Consecutive Numbers Sum

Hard·Freq 50%·Acc 42.8%

#518Coin Change II

Medium·Freq 50%·Acc 59.6%

#1048Longest String Chain

Medium·Freq 50%·Acc 63.3%

#3281Maximize Score of Numbers in Ranges

Medium·Freq 50%·Acc 35.9%

#2104Sum of Subarray Ranges

Medium·Freq 50%·Acc 61.5%

#2221Find Triangular Sum of an Array

Medium·Freq 50%·Acc 82.0%

#200Number of Islands

Medium·Freq 50%·Acc 64.7%

#994Rotting Oranges

Medium·Freq 50%·Acc 59.0%

#1000Minimum Cost to Merge Stones

Hard·Freq 50%·Acc 46.4%

#74Search a 2D Matrix

Medium·Freq 50%·Acc 54.3%

#752Open the Lock

Medium·Freq 50%·Acc 61.4%

#875Koko Eating Bananas

Medium·Freq 50%·Acc 50.2%

#168Excel Sheet Column Title

Easy·Freq 50%·Acc 46.9%

#3016Minimum Number of Pushes to Type Word II

Medium·Freq 50%·Acc 80.0%

#470Implement Rand10() Using Rand7()

Medium·Freq 50%·Acc 46.5%

#68Text Justification

Hard·Freq 46%·Acc 51.5%

#2062Count Vowel Substrings of a String

Easy·Freq 46%·Acc 0.7%

#227Basic Calculator II

Medium·Freq 38%·Acc 47.0%

#852Peak Index in a Mountain Array

Medium·Freq 38%·Acc 66.8%

#122Best Time to Buy and Sell Stock II

Medium·Freq 38%·Acc 71.3%

#209Minimum Size Subarray Sum

Medium·Freq 38%·Acc 52.2%

#184Sum

Medium·Freq 38%·Acc 41.1%

#943Find the Shortest Superstring

Hard·Freq 38%·Acc 45.5%

#34Find First and Last Position of Element in Sorted Array

Medium·Freq 38%·Acc 49.3%

#410Split Array Largest Sum

Hard·Freq 38%·Acc 60.9%

#341Flatten Nested List Iterator

Medium·Freq 38%·Acc 65.8%

#1244Design A Leaderboard

Medium·Freq 38%·Acc 68.1%

#91Decode Ways

Medium·Freq 38%·Acc 38.2%

#1434Number of Ways to Wear Different Hats to Each Other

Hard·Freq 38%·Acc 46.4%

#32Longest Valid Parentheses

Hard·Freq 38%·Acc 39.1%

#44Wildcard Matching

Hard·Freq 38%·Acc 32.3%

#2222Number of Ways to Select Buildings

Medium·Freq 38%·Acc 51.0%

#962Maximum Width Ramp

Medium·Freq 38%·Acc 55.9%

#851Loud and Rich

Medium·Freq 38%·Acc 63.8%

#1Two Sum

Easy·Freq 38%·Acc 57.8%

#88Merge Sorted Array

Easy·Freq 38%·Acc 55.2%

#316Remove Duplicate Letters

Medium·Freq 38%·Acc 53.5%

#213House Robber II

Medium·Freq 38%·Acc 45.2%

#11Container With Most Water

Medium·Freq 38%·Acc 60.4%

#99Recover Binary Search Tree

Medium·Freq 38%·Acc 60.2%

#242Valid Anagram

Easy·Freq 38%·Acc 68.3%

#121Best Time to Buy and Sell Stock

Easy·Freq 38%·Acc 57.0%

#1383Maximum Performance of a Team

Hard·Freq 38%·Acc 47.8%

#1569Number of Ways to Reorder Array to Get Same BST

Hard·Freq 38%·Acc 54.2%

#2680Maximum OR

Medium·Freq 38%·Acc 43.4%

#212Word Search II

Hard·Freq 38%·Acc 38.6%

#1368Minimum Cost to Make at Least One Valid Path in a Grid

Hard·Freq 38%·Acc 71.1%

#134Gas Station

Medium·Freq 38%·Acc 48.3%

#881Boats to Save People

Medium·Freq 37%·Acc 0.6%

#863All Nodes Distance K in Binary Tree

Medium·Freq 37%·Acc 0.7%

#322Coin Change

Medium·Freq 37%·Acc 0.5%

#131Palindrome Partitioning

Medium·Freq 37%·Acc 0.7%

#1293Shortest Path in a Grid with Obstacles Elimination

Hard·Freq 37%·Acc 0.5%

#1898Maximum Number of Removable Characters

Medium·Freq 37%·Acc 0.5%

#85Maximal Rectangle

Hard·Freq 37%·Acc 0.6%

#1004Max Consecutive Ones III

Medium·Freq 37%·Acc 0.7%

#215Kth Largest Element in an Array

Medium·Freq 37%·Acc 0.7%

#221Maximal Square

Medium·Freq 37%·Acc 0.5%

#3316Find Maximum Removals From Source String

Medium·Freq 37%·Acc 0.4%

#543Diameter of Binary Tree

Easy·Freq 37%·Acc 0.7%

#486Predict the Winner

Medium·Freq 37%·Acc 0.6%

#658Find K Closest Elements

Medium·Freq 37%·Acc 0.5%

#1579Remove Max Number of Edges to Keep Graph Fully Traversable

Hard·Freq 37%·Acc 0.7%

#295Find Median from Data Stream

Hard·Freq 37%·Acc 0.5%

#253Meeting Rooms II

Medium·Freq 37%·Acc 0.5%

#321Create Maximum Number

Hard·Freq 37%·Acc 0.4%

#	Problem	Difficulty	Frequency↓	Acceptance
#968	Binary Tree Cameras3 sources	Hard	100%	48.0%
#3469	Find Minimum Cost to Remove Array Elements3 sources	Medium	88%	22.0%
#3628	Maximum Number of Subsequences After One Inserting3 sources	Medium	83%	32.1%
#1326	Minimum Number of Taps to Open to Water a Garden3 sources	Hard	79%	51.0%
#2875	Minimum Size Subarray in Infinite Array3 sources	Medium	77%	32.4%
#17	Letter Combinations of a Phone Number3 sources	Medium	75%	66.4%
#2920	Maximum Points After Collecting Coins From All Nodes3 sources	Hard	75%	36.9%
#2542	Maximum Subsequence Score3 sources	Medium	75%	54.8%
#3332	Maximum Points Tourist Can Earn3 sources	Medium	75%	47.9%
#2984	Find Peak Calling Hours for Each City3 sourcesSQL	Medium	75%	61.4%
#3323	Minimize Connected Groups by Inserting Interval3 sources	Medium	75%	50.1%
#3383	Minimum Runes to Add to Cast Spell3 sources	Hard	75%	44.7%
#1122	Relative Sort Array3 sources	Easy	75%	75.3%
#2171	Removing Minimum Number of Magic Beans3 sources	Medium	75%	44.8%
#3108	Minimum Cost Walk in Weighted Graph3 sources	Hard	75%	68.2%
#3209	Number of Subarrays With AND Value of K3 sources	Hard	75%	35.6%
#1358	Number of Substrings Containing All Three Characters3 sources	Medium	75%	74.4%
#1679	Max Number of K-Sum Pairs3 sources	Medium	75%	57.2%
#1927	Sum Game3 sources	Medium	75%	49.5%
#3077	Maximum Strength of K Disjoint Subarrays3 sources	Hard	75%	28.1%
#3082	Find the Sum of the Power of All Subsequences3 sources	Hard	75%	38.7%
#3085	Minimum Deletions to Make String K-Special3 sources	Medium	75%	67.1%
#1262	Greatest Sum Divisible by Three3 sources	Medium	75%	57.0%
#2343	Query Kth Smallest Trimmed Number3 sources	Medium	75%	47.9%
#2352	Equal Row and Column Pairs3 sources	Medium	75%	71.1%
#2430	Maximum Deletions on a String3 sources	Hard	75%	36.2%
#2387	Median of a Row Wise Sorted Matrix3 sources	Medium	75%	71.3%
#2660	Determine the Winner of a Bowling Game3 sources	Easy	75%	37.9%
#2558	Take Gifts From the Richest Pile3 sources	Easy	75%	75.5%
#2644	Find the Maximum Divisibility Score3 sources	Easy	75%	52.1%
#2800	Shortest String That Contains Three Strings3 sources	Medium	75%	32.0%
#2972	Count the Number of Incremovable Subarrays II3 sources	Hard	75%	40.5%
#239	Sliding Window Maximum3 sources	Hard	68%	49.0%
#871	Minimum Number of Refueling Stops3 sources	Hard	68%	41.6%
#767	Reorganize String3 sources	Medium	65%	57.3%
#42	Trapping Rain Water3 sources	Hard	63%	67.7%
#380	Insert Delete GetRandom O(1)3 sources	Medium	63%	55.4%
#169	Majority Element3 sources	Easy	63%	66.4%
#2434	Using a Robot to Print the Lexicographically Smallest String3 sources	Medium	63%	62.2%
#20	Valid Parentheses3 sources	Easy	63%	44.5%
#779	K-th Symbol in Grammar3 sources	Medium	63%	48.5%
#440	K-th Smallest in Lexicographical Order3 sources	Hard	63%	46.4%
#198	House Robber3 sources	Medium	63%	53.4%
#668	Kth Smallest Number in Multiplication Table3 sources	Hard	61%	54.4%
#696	Count Binary Substrings3 sources	Easy	61%	70.5%
#4	Median of Two Sorted Arrays3 sources	Hard	57%	47.0%
#152	Maximum Product Subarray3 sources	Medium	57%	36.7%
#735	Asteroid Collision3 sources	Medium	57%	48.4%
#1642	Furthest Building You Can Reach3 sources	Medium	57%	51.0%
#424	Longest Repeating Character Replacement3 sources	Medium	57%	60.1%
#146	LRU Cache3 sources	Medium	52%	47.6%
#3	Longest Substring Without Repeating Characters3 sources	Medium	52%	39.4%
#128	Longest Consecutive Sequence3 sources	Medium	50%	47.2%
#2551	Put Marbles in Bags3 sources	Hard	50%	72.1%
#2617	Minimum Number of Visited Cells in a Grid3 sources	Hard	50%	24.0%
#1283	Find the Smallest Divisor Given a Threshold3 sources	Medium	50%	66.3%
#475	Heaters3 sources	Medium	50%	42.2%
#1574	Shortest Subarray to be Removed to Make Array Sorted3 sources	Medium	50%	51.4%
#829	Consecutive Numbers Sum3 sources	Hard	50%	42.8%
#518	Coin Change II3 sources	Medium	50%	59.6%
#1048	Longest String Chain3 sources	Medium	50%	63.3%
#3281	Maximize Score of Numbers in Ranges3 sources	Medium	50%	35.9%
#2104	Sum of Subarray Ranges3 sources	Medium	50%	61.5%
#2221	Find Triangular Sum of an Array3 sources	Medium	50%	82.0%
#200	Number of Islands3 sources	Medium	50%	64.7%
#994	Rotting Oranges3 sources	Medium	50%	59.0%
#1000	Minimum Cost to Merge Stones3 sources	Hard	50%	46.4%
#74	Search a 2D Matrix3 sources	Medium	50%	54.3%
#752	Open the Lock3 sources	Medium	50%	61.4%
#875	Koko Eating Bananas3 sources	Medium	50%	50.2%
#168	Excel Sheet Column Title3 sources	Easy	50%	46.9%
#3016	Minimum Number of Pushes to Type Word II	Medium	50%	80.0%
#470	Implement Rand10() Using Rand7()	Medium	50%	46.5%
#68	Text Justification3 sources	Hard	46%	51.5%
#2062	Count Vowel Substrings of a String2 sources	Easy	46%	0.7%
#227	Basic Calculator II3 sources	Medium	38%	47.0%
#852	Peak Index in a Mountain Array3 sources	Medium	38%	66.8%
#122	Best Time to Buy and Sell Stock II3 sources	Medium	38%	71.3%
#209	Minimum Size Subarray Sum3 sources	Medium	38%	52.2%
#18	4Sum3 sources	Medium	38%	41.1%
#943	Find the Shortest Superstring3 sources	Hard	38%	45.5%
#34	Find First and Last Position of Element in Sorted Array3 sources	Medium	38%	49.3%
#410	Split Array Largest Sum3 sources	Hard	38%	60.9%
#341	Flatten Nested List Iterator3 sources	Medium	38%	65.8%
#1244	Design A Leaderboard3 sources	Medium	38%	68.1%
#91	Decode Ways3 sources	Medium	38%	38.2%
#1434	Number of Ways to Wear Different Hats to Each Other3 sources	Hard	38%	46.4%
#32	Longest Valid Parentheses3 sources	Hard	38%	39.1%
#44	Wildcard Matching3 sources	Hard	38%	32.3%
#2222	Number of Ways to Select Buildings3 sources	Medium	38%	51.0%
#962	Maximum Width Ramp3 sources	Medium	38%	55.9%
#851	Loud and Rich3 sources	Medium	38%	63.8%
#1	Two Sum3 sources	Easy	38%	57.8%
#88	Merge Sorted Array3 sources	Easy	38%	55.2%
#316	Remove Duplicate Letters3 sources	Medium	38%	53.5%
#213	House Robber II3 sources	Medium	38%	45.2%
#11	Container With Most Water3 sources	Medium	38%	60.4%
#99	Recover Binary Search Tree3 sources	Medium	38%	60.2%
#242	Valid Anagram3 sources	Easy	38%	68.3%
#121	Best Time to Buy and Sell Stock3 sources	Easy	38%	57.0%
#1383	Maximum Performance of a Team	Hard	38%	47.8%
#1569	Number of Ways to Reorder Array to Get Same BST	Hard	38%	54.2%
#2680	Maximum OR	Medium	38%	43.4%
#212	Word Search II	Hard	38%	38.6%
#1368	Minimum Cost to Make at Least One Valid Path in a Grid	Hard	38%	71.1%
#134	Gas Station	Medium	38%	48.3%
#881	Boats to Save People2 sources	Medium	37%	0.6%
#863	All Nodes Distance K in Binary Tree2 sources	Medium	37%	0.7%
#322	Coin Change2 sources	Medium	37%	0.5%
#131	Palindrome Partitioning2 sources	Medium	37%	0.7%
#1293	Shortest Path in a Grid with Obstacles Elimination2 sources	Hard	37%	0.5%
#1898	Maximum Number of Removable Characters2 sources	Medium	37%	0.5%
#85	Maximal Rectangle2 sources	Hard	37%	0.6%
#1004	Max Consecutive Ones III2 sources	Medium	37%	0.7%
#215	Kth Largest Element in an Array2 sources	Medium	37%	0.7%
#221	Maximal Square2 sources	Medium	37%	0.5%
#3316	Find Maximum Removals From Source String2 sources	Medium	37%	0.4%
#543	Diameter of Binary Tree2 sources	Easy	37%	0.7%
#486	Predict the Winner2 sources	Medium	37%	0.6%
#658	Find K Closest Elements2 sources	Medium	37%	0.5%
#1579	Remove Max Number of Edges to Keep Graph Fully Traversable2 sources	Hard	37%	0.7%
#295	Find Median from Data Stream2 sources	Hard	37%	0.5%
#253	Meeting Rooms II2 sources	Medium	37%	0.5%
#321	Create Maximum Number2 sources	Hard	37%	0.4%

Showing 124 of 124 questionsWindow: All Time

DE Shaw Technical Interview Overview & Company-Wise Questions

Software engineering and technical interviews at DE Shaw emphasize real-world problem solving, algorithmic efficiency, and scalable data structure design. The curated dataset above contains 124 verified LeetCode problems, categorized by frequency and filtered across recent interview seasons.

Frequently Asked Questions

What are the top LeetCode questions for DE Shaw?

Leading questions include Binary Tree Cameras, Find Minimum Cost to Remove Array Elements, Maximum Number of Subsequences After One Inserting. Reviewing questions with higher recency (within the last 30 to 90 days) yields the highest return on preparation time.

Where can I practice company-wise LeetCode questions for DE Shaw?

You can practice all 124 DE Shaw LeetCode questions right here on LeetMap Pro. Filter by 30-day, 3-month, and 6-month recency, track your progress with local checkpoints, and practice curated SQL problems completely free.

How should I prepare for DE Shaw coding rounds?

Begin by reviewing Medium-difficulty problems (75 tracked), which constitute the majority of technical rounds. Complement coding practice with foundational DSA patterns like Sliding Window, Two Pointers, and Graph Traversal.

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