Add Array Elements

ArrayMath

Given an array of numbers, return the sum of all elements in the array.

Example 1

Input

[
  1,
  2,
  3
]

Output

Explanation. The sum of 1 + 2 + 3 is 6.

Example 2

Input

[
  0,
  0,
  0,
  0
]

Output

Explanation. The sum of 0 + 0 + 0 + 0 is 0.

Example 3

Input

[
  -5,
  100,
  40,
  3
]

Output

138

Explanation. The sum of -5 + 100 + 40 + 3 is 138.

Follow-up: How would you modify your solution to handle arrays that contain floating point numbers or integers?

Constraints:

The array will contain at least one element and all elements will be integers.