Codehs 2.5.8 more operations i need
the assignment is
let’s look at a calculator class. we have a calculator class that allows us to add, subtract, multiple, and divide doubles.

in the main method, ask for two doubles. then
print the sum, difference, product, and quotient.

for example, your output should look like this
(you can call nextdouble twice in a row to get two numbers)

enter two doubles
3.4
1.6
3.4 + 1.6 = 5.0
3.4 - 1.6 = 1.78
3.4 * 1.6 = 5.44
3.4 / 1.6 = 2.125