Leetcode 47. Permutations II
Generate all distinct permutations of an array that may contain duplicate values. The core challenge is to exhaustively build permutations while avoiding duplicate results (commonly handled by pruning duplicates via sorting or using frequency counts), with n ≤ 8.
Asked at:
Microsoft
Question Timeline
See when this question was last asked and where, including any notes left by other candidates.
All Regions
Early April, 2026
Microsoft
Mid-level
This and a few follow ups with dependencies
Hello Interview Premium
Your account is free and you can post anonymously if you choose.