DE Shaw Array Questions

74 array problems asked at DE Shaw interviews

Easy (8)Medium (43)Hard (23)

Questions

TitleDifficulty
Find Minimum Cost to Remove Array ElementsMedium
Minimum Size Subarray in Infinite ArrayMedium
Maximum Subsequence ScoreMedium
Maximum Points After Collecting Coins From All NodesHard
Minimum Number of Taps to Open to Water a GardenHard
Maximum Points Tourist Can EarnMedium
Max Number of K-Sum PairsMedium
Number of Subarrays With AND Value of KHard
Relative Sort ArrayEasy
Minimize Connected Groups by Inserting IntervalMedium
Minimum Runes to Add to Cast SpellHard
Removing Minimum Number of Magic BeansMedium
Take Gifts From the Richest PileEasy
Find the Maximum Divisibility ScoreEasy
Find the Sum of the Power of All SubsequencesHard
Minimum Cost Walk in Weighted GraphHard
Determine the Winner of a Bowling GameEasy
Median of a Row Wise Sorted MatrixMedium
Greatest Sum Divisible by ThreeMedium
Maximum Strength of K Disjoint SubarraysHard
Query Kth Smallest Trimmed NumberMedium
Equal Row and Column PairsMedium
Count the Number of Incremovable Subarrays IIHard
Trapping Rain WaterHard
Minimum Number of Refueling StopsHard
House RobberMedium
Majority ElementEasy
Insert Delete GetRandom O(1)Medium
Sliding Window MaximumHard
Koko Eating BananasMedium
Longest String ChainMedium
Rotting OrangesMedium
Maximum Product SubarrayMedium
Furthest Building You Can ReachMedium
Longest Consecutive SequenceMedium
Put Marbles in BagsHard
Average Waiting TimeMedium
Find the Smallest Divisor Given a ThresholdMedium
Shortest Subarray to be Removed to Make Array SortedMedium
HeatersMedium
Coin Change IIMedium
Minimum Cost to Merge StonesHard
Sum of Subarray RangesMedium
Maximize Score of Numbers in RangesMedium
Asteroid CollisionMedium
Find Triangular Sum of an ArrayMedium
Open the LockMedium
Median of Two Sorted ArraysHard
Number of IslandsMedium
Search a 2D MatrixMedium
Best Time to Buy and Sell StockEasy
Best Time to Buy and Sell Stock IIMedium
Maximum Performance of a TeamHard
Maximum ORMedium
Number of Ways to Reorder Array to Get Same BSTHard
Minimum Number of Visited Cells in a GridHard
Maximum Points You Can Obtain from CardsMedium
Find the Shortest SuperstringHard
Text JustificationHard
Find First and Last Position of Element in Sorted ArrayMedium
Split Array Largest SumHard
Number of Ways to Wear Different Hats to Each OtherHard
Word Search IIHard
Minimum Size Subarray SumMedium
Maximum Width RampMedium
Minimum Cost to Make at Least One Valid Path in a GridHard
House Robber IIMedium
Loud and RichMedium
Container With Most WaterMedium
Merge Sorted ArrayEasy
Two SumEasy
4SumMedium
Peak Index in a Mountain ArrayMedium
Next PermutationMedium

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