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Elastic LeetCode Interview Questions

Practice 29 real coding problems frequently asked in Elastic technical interviews. Master these questions to ace your next Elastic software engineering interview.

7 Easy
18 Medium
4 Hard

Top Topics at Elastic

ArrayStringHash TableDepth-First SearchBreadth-First Search

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Elastic Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Basic Calculator II
100%
MediumM
100%
MathString+1
Solve→
Zero Array Transformation III
91%
MediumM
91%
ArrayGreedy+3
Solve→
Maximize Amount After Two Days of Conversions
91%
MediumM
91%
ArrayString+3
Solve→
Accounts Merge
85%
MediumM
85%
ArrayHash Table+5
Solve→
Goat Latin
80%
EasyE
80%
String
Solve→
Remove All Adjacent Duplicates In String
79%
EasyE
79%
StringStack
Solve→
Linked List Cycle
75%
EasyE
75%
Hash TableLinked List+1
Solve→
Subsets
73%
MediumM
73%
ArrayBacktracking+1
Solve→
Minimum Window Substring
73%
HardH
73%
Hash TableString+1
Solve→
N-Queens
71%
HardH
71%
ArrayBacktracking
Solve→
Maximum Beauty of an Array After Applying Operation
70%
MediumM
70%
ArrayBinary Search+2
Solve→
Evaluate Division
69%
MediumM
69%
ArrayString+5
Solve→
Product of Array Except Self
69%
MediumM
69%
ArrayPrefix Sum
Solve→
Course Schedule
69%
MediumM
69%
Depth-First SearchBreadth-First Search+2
Solve→
Capacity To Ship Packages Within D Days
69%
MediumM
69%
ArrayBinary Search
Solve→
Invalid Transactions
64%
MediumM
64%
ArrayHash Table+2
Solve→
Shortest Word Distance II
62%
MediumM
62%
ArrayHash Table+3
Solve→
Valid Palindrome
62%
EasyE
62%
Two PointersString
Solve→
Maximum Depth of Binary Tree
55%
EasyE
55%
TreeDepth-First Search+2
Solve→
Binary Tree Right Side View
53%
MediumM
53%
TreeDepth-First Search+2
Solve→
Coin Change II
53%
MediumM
53%
ArrayDynamic Programming
Solve→
Kth Missing Positive Number
52%
EasyE
52%
ArrayBinary Search
Solve→
Best Time to Buy and Sell Stock IV
46%
HardH
46%
ArrayDynamic Programming
Solve→
Longest Subarray of 1's After Deleting One Element
45%
MediumM
45%
ArrayDynamic Programming+1
Solve→
Lowest Common Ancestor of a Binary Tree III
45%
MediumM
45%
Hash TableTwo Pointers+2
Solve→

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Integer to English Words
40%
HardH
40%
MathString+1
Solve→
Remove All Adjacent Duplicates in String II
25%
MediumM
25%
StringStack
Solve→
Maximum Swap
21%
MediumM
21%
MathGreedy
Solve→
Check If N and Its Double Exist
20%
EasyE
20%
ArrayHash Table+3
Solve→

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Frequently Asked Questions

What LeetCode problems does Elastic ask in interviews?

Elastic commonly asks 29 coding problems in technical interviews, including Basic Calculator II, Zero Array Transformation III, Maximize Amount After Two Days of Conversions. The difficulty breakdown is 7 Easy, 18 Medium, and 4 Hard problems.

How should I prepare for a Elastic coding interview?

Focus on the most frequently asked problems first, especially those with high frequency scores. Elastic interviews typically emphasize Array and String. Practice explaining your thought process while coding.

What is the difficulty level of Elastic coding interviews?

Based on our data, Elastic interviews include 7 Easy (24%), 18 Medium (62%), and 4 Hard (14%) problems.

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