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eBay interview questions (all time) · FAANGrind

eBay

ProductGlobal All time

eBay operates a global online marketplace connecting millions of buyers and sellers across new and used goods.

Est. 1995 10,001-50,000 employees

Problems: 66
Window: All time
Topics: 6

66 problems

TopicsLinks

1

1.Rotten Oranges

Medium39 co.

Medium

also at 38 more

2

2.Concatenated Words

Hard3 co.

Hard

also at 2 more

3

3.Nearest Exit from Entrance in Maze

Medium2 co.

Medium

also at 1 more

4

4.Maximal Square

Medium12 co.

Medium

Dynamic Programming

also at 11 more

5

5.Design a Stack With Increment Operation

Medium1 co.

Medium

also at 0 more

6

6.Repeated Substring Pattern

Easy1 co.

Easy

also at 0 more

7

7.Top K Frequent Elements

Medium33 co.

Medium

also at 32 more

8

Easy2 co.

Easy

Bit Manipulation

also at 1 more

9

9.Subtree of Another Tree

Easy2 co.

Easy

also at 1 more

10

10.Reconstruct Itinerary

Hard11 co.

Hard

also at 10 more

11

11.Binary Tree Cameras

Hard6 co.

Hard

also at 5 more

12

12.Sort Array By Parity

Easy1 co.

Easy

also at 0 more

13

13.Course Schedule I

Medium27 co.

Medium

also at 26 more

14

14.Valid Paranthesis Checker

Medium50 co.

Medium

Greedy Algorithms

also at 49 more

15

15.Alternating Groups II

Medium2 co.

Medium

also at 1 more

16

16.Search in rotated sorted array-I

Medium34 co.

Medium

also at 33 more

17

17.Merge Intervals

Medium51 co.

Medium

Greedy Algorithms

also at 50 more

18

18.Design Skiplist

Hard2 co.

Hard

also at 1 more

19

19.Reverse Pairs

Hard9 co.

Hard

also at 8 more

20

20.Best time to buy and sell stock II

Medium24 co.

Medium

Dynamic Programming

also at 23 more

21

21.Alien Dictionary

Medium14 co.

Medium

Arrays Strings+1

also at 13 more

22

22.Generate Parentheses

Medium32 co.

Medium

Recursion & Backtracking

also at 31 more

23

23.Shortest Unsorted Continuous Subarray

Medium3 co.

Medium

also at 2 more

24

24.Set Matrix Zeroes

Medium17 co.

Medium

also at 16 more

25

25.Merge K sorted Lists

Medium33 co.

Medium

Linked List Heaps

also at 32 more

26

26.String Compression

Medium21 co.

Medium

also at 20 more

27

27.Time Based Key-Value Store

Medium15 co.

Medium

also at 14 more

28

28.Minimum Window Subsequence

Hard3 co.

Hard

also at 2 more

29

29.Partition Equal Subset Sum

Medium10 co.

Medium

Dynamic Programming

also at 9 more

30

Medium42 co.

Medium

also at 41 more

31

31.Alternating Digit Sum

Easy3 co.

Easy

also at 2 more

32

32.Top K Frequent Words

Medium7 co.

Medium

also at 6 more

33

33.Sort an array of 0's 1's and 2's

Medium32 co.

Medium

also at 31 more

34

34.Check if LL is palindrome or not

Medium18 co.

Medium

also at 17 more

35

35.Matchsticks to Square

Medium4 co.

Medium

Recursion & Backtracking

also at 3 more

36

36.Walls and Gates

Medium8 co.

Medium

also at 7 more

37

37.K-th Largest element in an array

Medium35 co.

Medium

also at 34 more

38

38.Minimize Result by Adding Parentheses to Expression

Medium3 co.

Medium

also at 2 more

39

Medium52 co.

Medium

Hashing Linked List

also at 51 more

40

Medium19 co.

Medium

also at 18 more

41

41.Restore the Array From Adjacent Pairs

Medium4 co.

Medium

also at 3 more

42

42.Longest Palindromic Substring

Medium40 co.

Medium

Strings Dynamic Programming

also at 39 more

43

43.Sudoku Solver

Hard16 co.

Hard

Recursion & Backtracking

also at 15 more

44

44.Interleaving String

Medium3 co.

Medium

Dynamic Programming

also at 2 more

45

45.Decode String

Medium18 co.

Medium

also at 17 more

46

46.Block Placement Queries

Hard5 co.

Hard

Advanced Range Data Structures

also at 4 more

47

Medium10 co.

Medium

also at 9 more

48

48.Product of Array Except Self

Medium19 co.

Medium

also at 18 more

49

49.Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

Medium9 co.

Medium

also at 8 more

50

50.Print the matrix in spiral manner

Medium30 co.

Medium

also at 29 more

Showing 1–50 of 66

Difficulty split

Easy8(12%)
Medium48(73%)
Hard10(15%)

Top topics

Graphs10
Arrays8
Strings7
Dynamic Programming5
Greedy Algorithms5
Recursion & Backtracking4