Backtracking Interview Questions

Master 12 backtracking problems frequently asked in technical interviews. These questions test your understanding of backtrackingconcepts and are essential for coding interview success.

12
Total Problems
0
Easy
9
Medium
3
Hard

Related Topics

ArrayStringHash TableBit ManipulationMatrixDynamic ProgrammingBreadth-First SearchMath
#39MediumFrequency: 72%

Combination Sum

Asked at TikTok
ArrayBacktracking
#1
Rank
#78MediumFrequency: 64%

Subsets

Asked at Meta
ArrayBacktrackingBit Manipulation
#2
Rank
#79MediumFrequency: 63%

Word Search

Asked at Uber
ArrayStringBacktrackingMatrix
#3
Rank
#40MediumFrequency: 63%

Combination Sum II

Asked at LinkedIn
ArrayBacktracking
#4
Rank
#17MediumFrequency: 56%

Letter Combinations of a Phone Number

Asked at Amazon
Hash TableStringBacktracking
#5
Rank
#90MediumFrequency: 55%

Subsets II

Asked at Microsoft
ArrayBacktrackingBit Manipulation
#6
Rank
#291MediumFrequency: 55%

Word Pattern II

Asked at Microsoft
Hash TableStringBacktracking
#7
Rank
#22MediumFrequency: 53%

Generate Parentheses

Asked at Google
StringDynamic ProgrammingBacktracking
#8
Rank
#51HardFrequency: 48%

N-Queens

Asked at Google
ArrayBacktracking
#9
Rank
#126HardFrequency: 45%

Word Ladder II

Asked at Amazon
Hash TableStringBacktrackingBreadth-First Search
#10
Rank
#46MediumFrequency: 42%

Permutations

Asked at Google
ArrayBacktracking
#11
Rank
#282HardFrequency: 37%

Expression Add Operators

Asked at Meta
MathStringBacktracking
#12
Rank
View All Topics

Master Backtracking in Real Interviews

Get AI-powered assistance when solving backtracking problems during your actual interviews. Our Interview Copilot provides real-time hints and optimal solutions instantly.

Algorithm explanations
Code optimization tips
Live interview support
Start Free TrialNo credit card requiredView Pricing