Using C$++$ Create an interpreter that must perform

scanning and parsing of a given code

The program reads the code from a txt file.

The program scans the text file line by line generates tokens and displays the

tokens and their category $($identifiers$,$ keywords, assignment, number, add operator, multi$-$operator$).$

The program also checks the expression grammar based on calculator language given on slide number $20$ from Chapter $2.$

If the expression does not match the grammar it will display an error. Sicanining

IF Athech$\text{'}$d $\backslash$G$\text{'},\text{'}$

Ad$-$hoc

scanner for

the calculator

Janguage

$if||hat(H)||=1,0||\%$

Blofe s $$ sin

It cuUr CTI $=..$

$$T