###Software Engineer Home Test-solution_1 Objective: Implement a text based calculator application. Usage of Rhino, Nashorn and other similar solutions is not allowed.

Input: The input is a series of assignment expressions. The syntax is a subset of Java numeric expressions and operators.

Output: At the end of evaluating the series, the value of each variable is printed out.

####Example Following is a series of valid inputs for the program:

i = 0
j = ++ i
x = i++ + 5
y = 5 + 3 * 10
i += y

Output: (i=37,j=1,x=6,y=35)