Algorithm · Google · Medium
Permutations II Medium · Topics · Company Tags · Hints Given an integer array nums that may contain repeated values, build a list of all distinct orderings of its elements. Each ordering should appear exactly once, and the order in which the permutations are listed is not important. Example 1: Explanation: The multiset containing two 1s and two 2s has exactly six distinct arrangements. Example 2: Explanation: Because the two zeroes are indistinguishable, only the three…
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