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Baidu LeetCode Interview Questions

Practice 11 coding problems currently tagged to Baidu. Use the frequency and topic signals to build a focused software engineering interview practice plan.

Last updated: September 28, 2026

0 Easy
6 Medium
5 Hard

Top Topics at Baidu

Dynamic ProgrammingArrayHash TableStringDivide and Conquer

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Baidu Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Binary Tree Maximum Path Sum
100%
HardH
100%
Dynamic ProgrammingTree+3
Solve→
Longest Substring with At Least K Repeating Characters
100%
MediumM
100%
Hash TableString+2
Solve→
Integer Replacement
100%
MediumM
100%
Dynamic ProgrammingGreedy+2
Solve→
Split Array Largest Sum
100%
HardH
100%
ArrayBinary Search+3
Solve→
Arithmetic Slices
100%
MediumM
100%
ArrayDynamic Programming+1
Solve→
Arithmetic Slices II - Subsequence
100%
HardH
100%
ArrayDynamic Programming
Solve→
Zuma Game
100%
HardH
100%
StringDynamic Programming+3
Solve→
Out of Boundary Paths
100%
MediumM
100%
Dynamic Programming
Solve→
Design In-Memory File System
100%
HardH
100%
Hash TableString+3
Solve→
Length of Longest Fibonacci Subsequence
100%
MediumM
100%
ArrayHash Table+1
Solve→
Search a 2D Matrix II
66.2%
MediumM
66.2%
ArrayBinary Search+2
Solve→

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Frequently Asked Questions

What LeetCode problems are tagged to Baidu?

Our current Baidu practice dataset contains 11 tagged coding problems, including Binary Tree Maximum Path Sum, Longest Substring with At Least K Repeating Characters, Integer Replacement. The difficulty breakdown is 0 Easy, 6 Medium, and 5 Hard problems.

How should I prepare for a Baidu coding interview?

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

What is the difficulty level of Baidu coding interviews?

Based on our data, Baidu interviews include 0 Easy (0%), 6 Medium (55%), and 5 Hard (45%) problems.

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