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https://github.com/lucas-erkana/codingchallenge-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.
https://github.com/lucas-erkana/codingchallenge-two-sum

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Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target.

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# Two Sum
[Leecode](https://leetcode.com/problems/two-sum/description/)
## Problem Description

Given an array of integers `nums` and an integer `target`, return the indices of two numbers in the array such that they add up to the `target`.

You may assume that each input would have exactly one solution, and you may not use the same element twice.

You can return the answer in any order.

## Examples

**Example 1:**

Input: `nums = [2,7,11,15]`, `target = 9`

Output: `[0,1]`

Explanation: Because `nums[0] + nums[1]` equals `9`, we return `[0, 1]`.

**Example 2:**

Input: `nums = [3,2,4]`, `target = 6`

Output: `[1,2]`

**Example 3:**

Input: `nums = [3,3]`, `target = 6`

Output: `[0,1]`

## Constraints

- `2 <= nums.length <= 10^4`
- `-10^9 <= nums[i] <= 10^9`
- `-10^9 <= target <= 10^9`
- Only one valid answer exists.