Package g0001_0100.s0046_permutations

Class Solution

java.lang.Object

g0001_0100.s0046_permutations.Solution

public class Solution
extends Object

46 - Permutations.<p>Medium</p> <p>Given an array <code>nums</code> of distinct integers, return <em>all the possible permutations</em>. You can return the answer in <strong>any order</strong>.</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> nums = [1,2,3]</p> <p><strong>Output:</strong> [[1,2,3],[1,3,2],[2,1,3],[2,3,1],[3,1,2],[3,2,1]]</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> nums = [0,1]</p> <p><strong>Output:</strong> [[0,1],[1,0]]</p> <p><strong>Example 3:</strong></p> <p><strong>Input:</strong> nums = [1]</p> <p><strong>Output:</strong> <a href="1">1</a></p> <p><strong>Constraints:</strong></p> <ul> <li><code>1 <= nums.length <= 6</code></li> <li><code>-10 <= nums[i] <= 10</code></li> <li>All the integers of <code>nums</code> are <strong>unique</strong>.</li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
List<List<Integer>>	permute(int[] nums)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Solution

public Solution()

Method Details

permute

public List<List<Integer>> permute(int[] nums)