implement functions in CMatrix class that support some mathematical expressions

[ahmedibrahim6]

expressions : (./) , (.*) , (.+) , (.-) , (.^)

[MohamedRaheem]

CMatrix.txt

This file has the following mathematical expressions (.+ ./ .* .- .^)

example.txt

This file has the test cases for the mathematical expressions in the above file

output.txt

This file has the output of the above test cases