Dashboard Questions Topics Companies Sheets

DE Shaw Interview Questions

45 coding problems asked in DE Shaw interviews. Prepare for your technical interview with real questions.

Problems

Easy

Medium

Hard

Difficulty

Title	Solve	Difficulty	Companies	Topics
31. Next Permutation	Solve	Medium	Adobe+19	Array Two Pointers
33. Search in Rotated Sorted Array	Solve	Medium	Accenture+91	Array Binary Search
63. Unique Paths II	Solve	Medium	Amazon+19	Array Dynamic Programming+1
92. Reverse Linked List II	Solve	Medium	1218 Global+122	Linked List
97. Interleaving String	Solve	Medium	Amazon+23	Dynamic Programming String
135. Candy	Solve	Hard	Adobe+21	Array Greedy
138. Copy List with Random Pointer	Solve	Medium	Aditya Birla group+30	Hash Table Linked List
141. Linked List Cycle	Solve	Easy	42gearMobilitySystems+131	Hash Table Linked List+1
146. LRU Cache	Solve	Medium	Accolite+56	Design Doubly-Linked List+2
225. Implement Stack using Queues	Solve	Easy	Accenture+54	Design Queue+1
239. Sliding Window Maximum	Solve	Hard	Accion Labs India+66	Array Heap (Priority Queue)+3
295. Find Median from Data Stream	Solve	Hard	Adobe+33	Data Stream Design+3
329. Longest Increasing Path in a Matrix	Solve	Hard	Amazon+14	Array Breadth-First Search+6
514. Freedom Trail	Solve	Hard	DE Shaw+1	Breadth-First Search Depth-First Search+2
518. Coin Change II	Solve	Medium	Accenture+68	Array Dynamic Programming
556. Next Greater Element III	Solve	Medium	Adobe+10	Math String+1
735. Asteroid Collision	Solve	Medium	Amazon+15	Array Simulation+1
799. Champagne Tower	Solve	Medium	Adobe+6	Dynamic Programming
852. Peak Index in a Mountain Array	Solve	Medium	Accolite+22	Array Binary Search
907. Sum of Subarray Minimums	Solve	Medium	Amazon+8	Array Dynamic Programming+2
968. Binary Tree Cameras	Solve	Hard	Amazon+7	Binary Tree Depth-First Search+2
992. Subarrays with K Different Integers	Solve	Hard	Adobe+10	Array Counting+2
1000. Minimum Cost to Merge Stones	Solve	Hard	Amazon+3	Array Dynamic Programming+1
1228. Missing Number In Arithmetic Progression	Solve	Easy	Adobe+4	Array Math
1262. Greatest Sum Divisible by Three	Solve	Medium	DE Shaw	Array Dynamic Programming+2
1318. Minimum Flips to Make a OR b Equal to c	Solve	Medium	De Shaw and Co+4	Bit Manipulation
1326. Minimum Number of Taps to Open to Water a Garden	Solve	Hard	Aditya Birla group+26	Array Dynamic Programming+1
1358. Number of Substrings Containing All Three Characters	Solve	Medium	Adobe+2	Hash Table Sliding Window+1
1537. Get the Maximum Score	Solve	Hard	DE Shaw+1	Array Dynamic Programming+2
1732. Find the Highest Altitude	Solve	Easy	Apple+4	Array Prefix Sum
1915. Number of Wonderful Substrings	Solve	Medium	DE Shaw+1	Bit Manipulation Hash Table+2
1927. Sum Game	Solve	Medium	Bytedance+1	Game Theory Greedy+2
2016. Maximum Difference Between Increasing Elements	Solve	Easy	Apple+4	Array
2171. Removing Minimum Number of Magic Beans	Solve	Medium	DE Shaw+2	Array Enumeration+3
2343. Query Kth Smallest Trimmed Number	Solve	Medium	DE Shaw	Array Divide and Conquer+5
2387. Median of a Row Wise Sorted Matrix	Solve	Medium	DE Shaw	Array Binary Search+1
2430. Maximum Deletions on a String	Solve	Hard	DE Shaw	Dynamic Programming Hash Function+3
2558. Take Gifts From the Richest Pile	Solve	Easy	Amazon+1	Array Heap (Priority Queue)+1
2644. Find the Maximum Divisibility Score	Solve	Easy	DE Shaw	Array
2660. Determine the Winner of a Bowling Game	Solve	Easy	Amazon+1	Array Simulation
2673. Make Costs of Paths Equal in a Binary Tree	Solve	Medium	DE Shaw	Array Binary Tree+3
2719. Count of Integers	Solve	Hard	Amazon+1	Dynamic Programming Math+1
2800. Shortest String That Contains Three Strings	Solve	Medium	DE Shaw	Enumeration Greedy+1
2875. Minimum Size Subarray in Infinite Array	Solve	Medium	DE Shaw	Array Hash Table+2
2920. Maximum Points After Collecting Coins From All Nodes	Solve	Hard	DE Shaw	Array Bit Manipulation+3