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Postman LeetCode Interview Questions

Practice 25 real coding problems frequently asked in Postman technical interviews. Master these questions to ace your next Postman software engineering interview.

12 Easy
11 Medium
2 Hard

Top Topics at Postman

ArrayStringDepth-First SearchHash TableTwo Pointers

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Postman Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Rank Transform of a Matrix
100%
HardH
100%
ArrayUnion Find+4
Solve→
Pascal's Triangle
96%
EasyE
96%
ArrayDynamic Programming
Solve→
Palindrome Number
94%
EasyE
94%
Math
Solve→
Longest Repeating Character Replacement
94%
MediumM
94%
Hash TableString+1
Solve→
Create Hello World Function
81%
EasyE
81%
Solve→
Search Insert Position
76%
EasyE
76%
ArrayBinary Search
Solve→
Range Sum of BST
67%
EasyE
67%
TreeDepth-First Search+2
Solve→
Zero Array Transformation II
65%
MediumM
65%
ArrayBinary Search+1
Solve→
Basic Calculator II
62%
MediumM
62%
MathString+1
Solve→
Remove Duplicates from Sorted Array
62%
EasyE
62%
ArrayTwo Pointers
Solve→
Remove All Occurrences of a Substring
59%
MediumM
59%
StringStack+1
Solve→
Alien Dictionary
58%
HardH
58%
ArrayString+4
Solve→
Ways to Make a Fair Array
55%
MediumM
55%
ArrayPrefix Sum
Solve→
Palindrome Linked List
54%
EasyE
54%
Linked ListTwo Pointers+2
Solve→
Binary Tree Right Side View
51%
MediumM
51%
TreeDepth-First Search+2
Solve→
Same Tree
50%
EasyE
50%
TreeDepth-First Search+2
Solve→
Insert Delete GetRandom O(1)
47%
MediumM
47%
ArrayHash Table+3
Solve→
Lowest Common Ancestor of a Binary Tree III
35%
MediumM
35%
Hash TableTwo Pointers+2
Solve→
Longest Common Prefix
29%
EasyE
29%
StringTrie
Solve→
Linked List Cycle
25%
EasyE
25%
Hash TableLinked List+1
Solve→
Evaluate Division
25%
MediumM
25%
ArrayString+5
Solve→
Minimum Add to Make Parentheses Valid
23%
MediumM
23%
StringStack+1
Solve→
Move Zeroes
22%
EasyE
22%
ArrayTwo Pointers
Solve→
Maximize Amount After Two Days of Conversions
22%
MediumM
22%
ArrayString+3
Solve→
Isomorphic Strings
21%
EasyE
21%
Hash TableString
Solve→

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Frequently Asked Questions

What LeetCode problems does Postman ask in interviews?

Postman commonly asks 25 coding problems in technical interviews, including Rank Transform of a Matrix, Pascal's Triangle, Palindrome Number. The difficulty breakdown is 12 Easy, 11 Medium, and 2 Hard problems.

How should I prepare for a Postman coding interview?

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

What is the difficulty level of Postman coding interviews?

Based on our data, Postman interviews include 12 Easy (48%), 11 Medium (44%), and 2 Hard (8%) problems.

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