Update CalculatorMain.java
Update CalculatorMain.java
Create ArithmeticalExpression.java
I have added "Calculator", which was Task 1.
first commit
Create Calculator.java

Nicolai Kochetov, 294, calculator
Update Calculator.java

добавлены пробелы и отступы, разделены объявления переменных.
Added calculator, Yanina Anastasia
second commit
Cleaned repository. Added calc
I finally did it all. It should really work now
Change files
Change the files.
Calculator #1
Added calculator, D. Zvonarev 294
Sorry, wrong file. Calculator D.Zvonarev
Added calculator. Elena Vorobyeva.
new calc D.Zvonarev 294
First version of calculator
Calculator by Eltyshev. Version 1