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Clear Street LeetCode Interview Questions

Practice 31 real coding problems frequently asked in Clear Street technical interviews. Master these questions to ace your next Clear Street software engineering interview.

11 Easy
14 Medium
6 Hard

Top Topics at Clear Street

ArrayHash TableStringMathSorting

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Clear Street Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Rotate Image
100%
MediumM
100%
ArrayMath+1
Solve→
Valid Anagram
94%
EasyE
94%
Hash TableString+1
Solve→
Decode String
91%
MediumM
91%
StringStack+1
Solve→
Squares of a Sorted Array
90%
EasyE
90%
ArrayTwo Pointers+1
Solve→
Capacity To Ship Packages Within D Days
85%
MediumM
85%
ArrayBinary Search
Solve→
Nested List Weight Sum
84%
MediumM
84%
Depth-First SearchBreadth-First Search
Solve→
Next Permutation
81%
MediumM
81%
ArrayTwo Pointers
Solve→
First Unique Character in a String
80%
EasyE
80%
Hash TableString+2
Solve→
Largest Rectangle in Histogram
79%
HardH
79%
ArrayStack+1
Solve→
Roman to Integer
75%
EasyE
75%
Hash TableMath+1
Solve→
Pascal's Triangle
71%
EasyE
71%
ArrayDynamic Programming
Solve→
K-diff Pairs in an Array
70%
MediumM
70%
ArrayHash Table+3
Solve→
Zero Array Transformation II
70%
MediumM
70%
ArrayBinary Search+1
Solve→
Sqrt(x)
69%
EasyE
69%
MathBinary Search
Solve→
Diagonal Traverse
66%
MediumM
66%
ArrayMatrix+1
Solve→
Valid Parentheses
65%
EasyE
65%
StringStack
Solve→
Word Ladder II
64%
HardH
64%
Hash TableString+2
Solve→
Toeplitz Matrix
64%
EasyE
64%
ArrayMatrix
Solve→
Max Stack
63%
HardH
63%
Linked ListStack+3
Solve→
Pow(x, n)
61%
MediumM
61%
MathRecursion
Solve→
Reorganize String
57%
MediumM
57%
Hash TableString+4
Solve→
Bus Routes
52%
HardH
52%
ArrayHash Table+1
Solve→
Minimum Window Substring
51%
HardH
51%
Hash TableString+1
Solve→
Moving Average from Data Stream
43%
EasyE
43%
ArrayDesign+2
Solve→
Design an Array Statistics Tracker
34%
HardH
34%
Hash TableBinary Search+5
Solve→

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Zero Array Transformation I
33%
MediumM
33%
ArrayPrefix Sum
Solve→
Maximum Number of Events That Can Be Attended
28%
MediumM
28%
ArrayGreedy+2
Solve→
The kth Factor of n
26%
MediumM
26%
MathNumber Theory
Solve→
Merge Strings Alternately
25%
EasyE
25%
Two PointersString
Solve→
Spiral Matrix
25%
MediumM
25%
ArrayMatrix+1
Solve→
Remove Duplicates from Sorted Array
21%
EasyE
21%
ArrayTwo Pointers
Solve→

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Frequently Asked Questions

What LeetCode problems does Clear Street ask in interviews?

Clear Street commonly asks 31 coding problems in technical interviews, including Rotate Image, Valid Anagram, Decode String. The difficulty breakdown is 11 Easy, 14 Medium, and 6 Hard problems.

How should I prepare for a Clear Street coding interview?

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

What is the difficulty level of Clear Street coding interviews?

Based on our data, Clear Street interviews include 11 Easy (35%), 14 Medium (45%), and 6 Hard (19%) problems.

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