Challenge: Absolute Value

Problem statement

You need to create a function absolute which computes the absolute value of a given number.

Input

The input of the function is a number x of type num whose absolute value you want to compute.

Output

The output will be the absolute value of x.

Sample input

-5

Sample output

5

Test yourself

Write your code in the given area. Try the exercise by yourself first, but if you get stuck, the solution has been provided. Good luck!