Given `nums` and `target`, return indices of two distinct numbers that add up to `target`. Exactly one solution exists. Variant **#34**.
Example 1
Input: nums = [34,3,16,27,38,9,20,31,2,13,24,35,6,17,28,39,10,40], target = 43
Output: [0,5]
nums[0] + nums[5] = 43
Constraints
Acceptance: 62% · Topics: array, hash-table