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Interview Questions›Topics›Backtracking

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

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#39MediumFrequency: 72%

Combination Sum

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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
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