Given `nums` and `target`, return indices of two distinct numbers that add up to `target`. Exactly one solution exists. Variant **#53**.
Example 1
Input: nums = [13,10,35,6,17,28,39,10,21,32,3,14,25,36,7,18,23], target = 33
Output: [1,16]
nums[1] + nums[16] = 33
Constraints
Acceptance: 64% · Topics: array, hash-table