Sliding Window Interview Questions

Array Two Pointers Binary Search Sliding Window Sorting Heap (Priority Queue)

Rank

#658MediumFrequency: 96%

Find K Closest Elements

Asked at DoorDash

Rank

#1046MediumFrequency: 88%

Max Consecutive Ones III

Asked at LinkedIn

Array Binary Search Sliding Window Prefix Sum

Rank

#3MediumFrequency: 84%

Longest Substring Without Repeating Characters

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#1549MediumFrequency: 63%

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

Asked at Uber

Rank

#2868MediumFrequency: 60%

Continuous Subarrays

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#2891MediumFrequency: 60%

Maximum Beauty of an Array After Applying Operation

Array Binary Search Sliding Window Sorting

Rank

#76HardFrequency: 60%

Minimum Window Substring

Asked at Meta

Rank

#567MediumFrequency: 55%

Permutation in String

Hash Table Two Pointers String Sliding Window

Rank

#239HardFrequency: 45%

Sliding Window Maximum

Array Queue Sliding Window Heap (Priority Queue)Monotonic Queue

#10

Rank

#1034HardFrequency: 45%

Subarrays with K Different Integers

Array Hash Table Sliding Window Counting

#11

Rank

#424MediumFrequency: 42%

Longest Repeating Character Replacement

#12

Rank

#1966MediumFrequency: 42%

Frequency of the Most Frequent Element

Array Binary Search Greedy Sliding Window Sorting Prefix Sum

#13

Rank

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Sliding Window Interview Questions

Master 13 sliding window problems frequently asked in technical interviews. These questions test your understanding of sliding windowconcepts and are essential for coding interview success.

Total Problems

Easy

Medium

Hard

Maximum Number of Occurrences of a Substring

Asked at Salesforce

Array Two Pointers Binary Search Sliding Window Sorting Heap (Priority Queue)

Rank

#658MediumFrequency: 96%

Find K Closest Elements

Asked at DoorDash

Rank

#1046MediumFrequency: 88%

Max Consecutive Ones III

Asked at LinkedIn

Array Binary Search Sliding Window Prefix Sum

Rank

#3MediumFrequency: 84%

Longest Substring Without Repeating Characters

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#1549MediumFrequency: 63%

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

Asked at Uber

Rank

#2868MediumFrequency: 60%

Continuous Subarrays

Array Queue Sliding Window Heap (Priority Queue)Ordered Set Monotonic Queue

Rank

#2891MediumFrequency: 60%

Maximum Beauty of an Array After Applying Operation

Array Binary Search Sliding Window Sorting

Rank

#76HardFrequency: 60%

Minimum Window Substring

Asked at Meta

Rank

#567MediumFrequency: 55%

Permutation in String

Hash Table Two Pointers String Sliding Window

Rank

#239HardFrequency: 45%

Sliding Window Maximum

Array Queue Sliding Window Heap (Priority Queue)Monotonic Queue

#10

Rank

#1034HardFrequency: 45%

Subarrays with K Different Integers

Array Hash Table Sliding Window Counting

#11

Rank

#424MediumFrequency: 42%

Longest Repeating Character Replacement

#12

Rank

#1966MediumFrequency: 42%

Frequency of the Most Frequent Element