Reverse `nums` **in-place** and return the mutated array. Variant **#42**.
Example 1
Input: nums = [42,43,44,45,46,47,48,49,50,51,52,53,54,55,56]
Output: [56,55,54,53,52,51,50,49,48,47,46,45,44,43,42]
Constraints
Acceptance: 70% · Topics: array, two-pointers