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Endava LeetCode Interview Questions

Practice 32 real coding problems frequently asked in Endava technical interviews. Master these questions to ace your next Endava software engineering interview.

7 Easy
17 Medium
8 Hard

Top Topics at Endava

ArrayHash TableStringSliding WindowBacktracking

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Endava Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Longest Substring Without Repeating Characters
100%
MediumM
100%
Hash TableString+1
Solve→
Logger Rate Limiter
92%
EasyE
92%
Hash TableDesign+1
Solve→
Permutations
86%
MediumM
86%
ArrayBacktracking
Solve→
Find Peak Element
84%
MediumM
84%
ArrayBinary Search
Solve→
Minimum Window Substring
83%
HardH
83%
Hash TableString+1
Solve→
Remove All Adjacent Duplicates In String
81%
EasyE
81%
StringStack
Solve→
Minimum Time to Visit a Cell In a Grid
81%
HardH
81%
ArrayBreadth-First Search+4
Solve→
Minimum Remove to Make Valid Parentheses
76%
MediumM
76%
StringStack
Solve→
Longest Subarray of 1's After Deleting One Element
66%
MediumM
66%
ArrayDynamic Programming+1
Solve→
Random Pick Index
65%
MediumM
65%
Hash TableMath+2
Solve→
Word Ladder
65%
HardH
65%
Hash TableString+1
Solve→
Fraction to Recurring Decimal
63%
MediumM
63%
Hash TableMath+1
Solve→
Remove All Occurrences of a Substring
62%
MediumM
62%
StringStack+1
Solve→
LFU Cache
60%
HardH
60%
Hash TableLinked List+2
Solve→
Palindrome Linked List
60%
EasyE
60%
Linked ListTwo Pointers+2
Solve→
Valid Anagram
57%
EasyE
57%
Hash TableString+1
Solve→
Alien Dictionary
57%
HardH
57%
ArrayString+4
Solve→
Flip Columns For Maximum Number of Equal Rows
54%
MediumM
54%
ArrayHash Table+1
Solve→
Ransom Note
54%
EasyE
54%
Hash TableString+1
Solve→
Word Pattern II
54%
MediumM
54%
Hash TableString+1
Solve→
Integer to English Words
50%
HardH
50%
MathString+1
Solve→
Merge Sorted Array
47%
EasyE
47%
ArrayTwo Pointers+1
Solve→
Spiral Matrix
43%
MediumM
43%
ArrayMatrix+1
Solve→
Maximum Sum of Distinct Subarrays With Length K
34%
MediumM
34%
ArrayHash Table+1
Solve→
Subsets
31%
MediumM
31%
ArrayBacktracking+1
Solve→

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Number of Islands
29%
MediumM
29%
ArrayDepth-First Search+3
Solve→
Majority Element
29%
EasyE
29%
ArrayHash Table+3
Solve→
Insert Delete GetRandom O(1)
28%
MediumM
28%
ArrayHash Table+3
Solve→
Maximum Number of Events That Can Be Attended
23%
MediumM
23%
ArrayGreedy+2
Solve→
K Inverse Pairs Array
22%
HardH
22%
Dynamic Programming
Solve→
Maximum Product Subarray
22%
MediumM
22%
ArrayDynamic Programming
Solve→
N-Queens
21%
HardH
21%
ArrayBacktracking
Solve→

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Frequently Asked Questions

What LeetCode problems does Endava ask in interviews?

Endava commonly asks 32 coding problems in technical interviews, including Longest Substring Without Repeating Characters, Logger Rate Limiter, Permutations. The difficulty breakdown is 7 Easy, 17 Medium, and 8 Hard problems.

How should I prepare for a Endava coding interview?

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

What is the difficulty level of Endava coding interviews?

Based on our data, Endava interviews include 7 Easy (22%), 17 Medium (53%), and 8 Hard (25%) problems.

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