PRACTICE

Backtracking Interview Questions

17 Backtracking problems asked across FAANG and top tech companies. Approach hints, optimal solutions, and related problems.

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0ProblemDifficultyCompaniesBreakdown / SolutionLeetCode
Generate ParenthesesMedium4 companiesView breakdown →
Word SearchMedium4 companiesView breakdown →
Letter Combinations of a Phone NumberMedium4 companiesView breakdown →
SubsetsMedium2 companiesView breakdown →
Combination Sum IIMedium1 companiesView breakdown →
Combination SumMedium1 companiesView breakdown →
All Paths From Source to TargetMedium1 companiesView breakdown →
Beautiful ArrangementMedium1 companiesView breakdown →
Palindrome PartitioningMEDIUM1 companiesView breakdown →
PermutationsMEDIUM1 companiesView breakdown →
Restore IP AddressesMEDIUM1 companiesView breakdown →
N-QueensHARD1 companiesView breakdown →
Optimal Account BalancingHARD1 companiesView breakdown →
Synonymous SentencesMEDIUM1 companiesView breakdown →
Unique Paths IIIHARD1 companiesView breakdown →
Word Break IIHard1 companiesView breakdown →
Word Search IIHard5 companiesView breakdown →

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