Given a string s, the goal is to return a list of all unique permutations of the string, including those that may contain duplicate characters, and return them in lexicographical order.
Topics
Companies
Articles
Examples:
Expected Time Complexity: O(n! * n)
Expected Space Complexity: O(n! * n)
Constraints:
1 <= s.size() <= 5
Companies:
AmazonMicrosoftSamsungWalmartCisco + 1 more
Topics:
String
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