Permutations · Coding Interview Practice

PermutationsGiven an array of distinct integers, return all possible permutations in any order.Constraints

1 <= nums.length <= 6

-10 <= nums[i] <= 10

All integers are unique

Examples

Input: nums = [1,2,3] Output: [[1,2,3],[1,3,2],[2,1,3],[2,3,1],[3,1,2],[3,2,1]]

Input: nums = [0,1] Output: [[0,1],[1,0]]

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