Competitive Calculator

This is a small calculator designed for estimating the computational complexity of a problem during programming competitions.

For example, you might need to quickly calculate 2²⁰₁₀C₅.

Just create a new line and type:

2^20*10C5

Now hit Cmd+Alt+c on macOS or Ctrl+Alt+c on Windows and bang! The result will immediately be shown like this 👇

2^20*10C5 = 264,241,152

Features

It is able to execute the operations below.

Operation	Symbol	Note
Addition	+
Subtraction	-
Multiplication	*
Division	/	Rounds down to the nearest integer.
Combination	nCr	Accepts both uppercase and lowercase.
Factorial	n!
Logarithm	log(n)	Parenthesis required. Rounds down to the nearest integer.
Parenthesis	()

All spaces will be ignored.

Beta version release.

Added log support.