For the interpreter we completed in class, add the ability to: $-$ Compute mathematical expressions using: $+,-,/.*,\%,$ etc. $--$ Please create your own mathematical parser $-$ Compute expressions with variables $-$ Assign expressions to variables $-$ Show Error if variable not defined $-$ Show error if the statement not defined in grammar $-$ Create capability to create IF Statements $-$ Create capability to create WHILE Loops $-$ Create capability to create FOR Loops Create the Example programs FIZZ BUZZ. Create THREE $(3)$ Additional Example programs with these features and show how they can be run in your interpreter. Bonus: Create your own special language feature.