Two Sum

Given an array of integers `nums` and an integer `target`, return **indices of the two numbers** such that they add up to `target`. > You **must not** use the same element twice. > You may return the answer in **any order**. --- ## ✨ Example

### 🔸 Input: ``` nums = [2, 7, 11, 15], target = 9; ``` ### 🔸 Expected Output: ``` [0,1]