All D. E. Shaw Coding Interview Questions
105 questions we track for D. E. Shaw, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
- Junior10% (11)
- Mid/Senior57% (60)
- Staff32% (34)
Questionspage 1 of 2
- Two Sum129 companiesJunior
- Longest Substring Without Repeating Characters112 companiesMid/Senior
- Median of Two Sorted Arrays47 companiesStaff
- Letter Combinations of a Phone Number40 companiesMid/Senior
- 4Sum19 companiesMid/Senior
- Valid Parentheses119 companiesJunior
- Generate Parentheses40 companiesMid/Senior
- Next Permutation31 companiesMid/Senior
- Longest Valid Parentheses28 companiesStaff
- Find First and Last Position of Element in Sorted Array31 companiesMid/Senior
- Combination Sum30 companiesMid/Senior
- Trapping Rain Water78 companiesStaff
- Wildcard Matching18 companiesStaff
- Maximum Subarray66 companiesMid/Senior
- Unique Paths22 companiesMid/Senior
- Text Justification40 companiesStaff
- Largest Rectangle in Histogram32 companiesStaff
- Maximal Rectangle21 companiesStaff
- Merge Sorted Array38 companiesJunior
- Decode Ways23 companiesMid/Senior
- Validate Binary Search Tree20 companiesMid/Senior
- Best Time to Buy and Sell Stock90 companiesJunior
- Best Time to Buy and Sell Stock II28 companiesMid/Senior
- Longest Consecutive Sequence40 companiesMid/Senior
- Maximum Product Subarray25 companiesMid/Senior
- Excel Sheet Column Title8 companiesJunior
- Majority Element22 companiesJunior
- House Robber38 companiesMid/Senior
- Number of Islands81 companiesMid/Senior
- Minimum Size Subarray Sum18 companiesMid/Senior
- Word Search II20 companiesStaff
- House Robber II19 companiesMid/Senior
- Basic Calculator II33 companiesMid/Senior
- Sliding Window Maximum46 companiesStaff
- Remove Duplicate Letters13 companiesMid/Senior
- Split Array Largest Sum19 companiesStaff
- K-th Smallest in Lexicographical Order7 companiesStaff
- Heaters12 companiesMid/Senior
- Coin Change II12 companiesMid/Senior
- Kth Smallest Number in Multiplication Table5 companiesStaff
- Count Binary Substrings18 companiesJunior
- Asteroid Collision34 companiesMid/Senior
- Open the Lock15 companiesMid/Senior
- Reorganize String21 companiesMid/Senior
- Swim in Rising Water8 companiesStaff
- K-th Symbol in Grammar7 companiesMid/Senior
- Cheapest Flights Within K Stops18 companiesMid/Senior
- Consecutive Numbers Sum8 companiesStaff
- Loud and Rich6 companiesMid/Senior
- Peak Index in a Mountain Array9 companiesMid/Senior
- Minimum Number of Refueling Stops8 companiesStaff
- Koko Eating Bananas38 companiesMid/Senior
- Find the Shortest Superstring3 companiesStaff
- Maximum Width Ramp8 companiesMid/Senior
- Binary Tree Cameras14 companiesStaff
- Rotting Oranges50 companiesMid/Senior
- Minimum Cost to Merge Stones4 companiesStaff
- Longest String Chain16 companiesMid/Senior
- Relative Sort Array6 companiesJunior
- Greatest Sum Divisible by Three7 companiesMid/Senior
- Find the Smallest Divisor Given a Threshold13 companiesMid/Senior
- Maximum Side Length of a Square with Sum Less than or Equal to Threshold5 companiesMid/Senior
- Minimum Number of Taps to Open to Water a Garden13 companiesStaff
- Number of Substrings Containing All Three Characters6 companiesMid/Senior
- Minimum Cost to Make at Least One Valid Path in a Grid8 companiesStaff
- Maximum Performance of a Team8 companiesStaff
- Maximum Points You Can Obtain from Cards12 companiesMid/Senior
- Number of Ways to Wear Different Hats to Each Other3 companiesStaff
- Number of Ways to Reorder Array to Get Same BST2 companiesStaff
- Shortest Subarray to be Removed to Make Array Sorted9 companiesMid/Senior
- Remove Max Number of Edges to Keep Graph Fully Traversable4 companiesStaff
- Furthest Building You Can Reach16 companiesMid/Senior
- Max Number of K-Sum Pairs6 companiesMid/Senior
- Average Waiting Time6 companiesMid/Senior
- Sum Game1 companyMid/Senior
- Sum of Subarray Ranges10 companiesMid/Senior
- Removing Minimum Number of Magic Beans1 companyMid/Senior
- Find Triangular Sum of an Array5 companiesMid/Senior
- Number of Ways to Select Buildings3 companiesMid/Senior
- Query Kth Smallest Trimmed Number1 companyMid/Senior
- Equal Row and Column Pairs6 companiesMid/Senior
- Maximum Deletions on a String1 companyStaff
- Using a Robot to Print the Lexicographically Smallest String6 companiesMid/Senior
- Maximum Subsequence Score5 companiesMid/Senior
- Put Marbles in Bags8 companiesStaff
- Take Gifts From the Richest Pile5 companiesJunior
- Minimum Number of Visited Cells in a Grid3 companiesStaff
- Find the Maximum Divisibility Score1 companyJunior
- Determine the Winner of a Bowling Game1 companyJunior
- Maximum OR4 companiesMid/Senior
- Painting the Walls6 companiesStaff
- Shortest String That Contains Three Strings3 companiesMid/Senior
- Minimum Size Subarray in Infinite Array1 companyMid/Senior
- Maximum Points After Collecting Coins From All Nodes1 companyStaff
- Count the Number of Incremovable Subarrays II3 companiesStaff
- Minimum Number of Pushes to Type Word II2 companiesMid/Senior
- Maximum Strength of K Disjoint Subarrays2 companiesStaff
- Find the Sum of the Power of All Subsequences2 companiesStaff
- Minimum Deletions to Make String K-Special3 companiesMid/Senior
- Minimum Cost Walk in Weighted Graph6 companiesStaff