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Anthropic LeetCode Interview Questions

Practice 20 real coding problems frequently asked in Anthropic technical interviews. Master these questions to ace your next Anthropic software engineering interview.

2 Easy
14 Medium
4 Hard

Top Topics at Anthropic

ArrayStringHash TableHeap (Priority Queue)Math

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Anthropic Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Find K Pairs with Smallest Sums
100%
MediumM
100%
ArrayHeap (Priority Queue)
Solve→
Two Sum II - Input Array Is Sorted
83%
MediumM
83%
ArrayTwo Pointers+1
Solve→
Convert Binary Search Tree to Sorted Doubly Linked List
82%
MediumM
82%
Linked ListStack+5
Solve→
Subarrays with K Different Integers
77%
HardH
77%
ArrayHash Table+2
Solve→
Diameter of Binary Tree
77%
EasyE
77%
TreeDepth-First Search+1
Solve→
Zero Array Transformation II
75%
MediumM
75%
ArrayBinary Search+1
Solve→
Construct String With Repeat Limit
66%
MediumM
66%
Hash TableString+3
Solve→
Construct Quad Tree
56%
MediumM
56%
ArrayDivide and Conquer+2
Solve→
K Inverse Pairs Array
55%
HardH
55%
Dynamic Programming
Solve→
Merge k Sorted Lists
51%
HardH
51%
Linked ListDivide and Conquer+2
Solve→
Line Reflection
48%
MediumM
48%
ArrayHash Table+1
Solve→
Longest Substring Without Repeating Characters
46%
MediumM
46%
Hash TableString+1
Solve→
Expression Add Operators
44%
HardH
44%
MathString+1
Solve→
Design an Ordered Stream
43%
EasyE
43%
ArrayHash Table+2
Solve→
Generate Parentheses
43%
MediumM
43%
StringDynamic Programming+1
Solve→
Basic Calculator II
42%
MediumM
42%
MathString+1
Solve→
Continuous Subarray Sum
37%
MediumM
37%
ArrayHash Table+2
Solve→
Kth Largest Element in an Array
32%
MediumM
32%
ArrayDivide and Conquer+3
Solve→
Minimum Remove to Make Valid Parentheses
26%
MediumM
26%
StringStack
Solve→
Zigzag Conversion
21%
MediumM
21%
String
Solve→

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Frequently Asked Questions

What LeetCode problems does Anthropic ask in interviews?

Anthropic commonly asks 20 coding problems in technical interviews, including Find K Pairs with Smallest Sums, Two Sum II - Input Array Is Sorted, Convert Binary Search Tree to Sorted Doubly Linked List. The difficulty breakdown is 2 Easy, 14 Medium, and 4 Hard problems.

How should I prepare for a Anthropic coding interview?

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

What is the difficulty level of Anthropic coding interviews?

Based on our data, Anthropic interviews include 2 Easy (10%), 14 Medium (70%), and 4 Hard (20%) problems.

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