Calculator 1

This is a simple calculator. There are more updates to come so keep an eye out for them!

[11/04/2020]:
-Added factorial function and made an individual block for it.

[11/05/2020]:
-Added square root function and 2 to the power of n function and made individual blocks for them both.

COMING SOON:
-   -n! (factorial for negative numbers)
-Gamma function