Given `nums` and `target`, return indices of two distinct numbers that add up to `target`. Exactly one solution exists. Variant **#65**.
Example 1
Input: nums = [25,46,7,18,29,0,11,22,7], target = 53
Output: [1,2]
nums[1] + nums[2] = 53
Constraints
Acceptance: 76% · Topics: array, hash-table