Given `nums` and `target`, return indices of two distinct numbers that add up to `target`. Exactly one solution exists. Variant **#31**.
Example 1
Input: nums = [31,44,13,24,35,6,17,28,39,10,21,32,3,14,19], target = 63
Output: [0,11]
nums[0] + nums[11] = 63
Constraints
Acceptance: 76% · Topics: array, hash-table